查询词典 at twice

Small birds molt once or twice a year, and they replace their 9 or 10 primary flight feathers a few at a time over the course of a few weeks.

形体小的鸟儿一年脱羽一到两次。它们有9到10只主要用于飞行的羽毛，鸟儿们一次更换几只，在几周的时间内它们就可以完成更换。

Shawn{one of the people who works with the Mudcat} traveled to the crossroads with his guitar at midnight. He played his entire repertoire twice, but to no avail. No devil, no big black man, just the same tuning which he began the night.

shawn（一个曾和泥猫一起演奏的人）也曾经两次带着吉他半夜跑到十字路口，并弹了他拿手曲子，然后没有等到魔鬼出来，也没来什么黑人。

Muscular strengthening is also important and is recommended to be completed at least twice a week.

坚强肌肉的运动也是很重要的，我们建议至少一周2次。

It is shown from the study results that (1) SSC has obvious neap-spring and seasonal variations with periods being 14.7 days and 368 days, respectively, on an average, SSC during the spring tide was 2.96 times as much as that during the neap tide, and SSC in winter was twice as much as that in summer;(2) correlation coefficient between daily SSC and tidal range on the same day in a mean neap-spring period of 15 days was 0.86, and correlation coefficients between tidal range and daily SSC with one day and two day lag were 0.99 and 0.93, respectively, which indicates that the effect of tidal range variation on SSC has a one day or two day hysteresis;(3) the monthly mean SSC was negatively correlated with the monthly mean water discharge at the Changjiang River Datong station, especially well with the water discharge with a lag of 19 days.

悬沙浓度具有显著的大、小潮和季节性变化，变化周期分别为14.7 d和368 d，平均而言，大潮为小潮的2.96倍，冬季为夏季的2倍；2）平均大、小潮半月周期中日悬沙浓度与同日潮差之间的相关系数为0.86，与前1日潮差之间的相关系数为0.99，与前2日潮差之间的相关系数为0.93，反映潮差变化对悬沙浓度的影响有1~2d的滞后效应；3）月均悬沙浓度与长江大通站的月均流量呈显著负相关，尤其与流量滞后19d的相关性最好。

His whiskers cut off, Noirtier gave another turn to his hair; took, instead of his black cravat, a colored neckerchief which lay at the top of an open portmanteau; put on, in lieu of his blue and high-buttoned frock-coat, a coat of Villefort's of dark brown, and cut away in front; tried on before the glass a narrow-brimmed hat of his son's, which appeared to fit him perfectly, and, leaving his cane in the corner where he had deposited it, he took up a small bamboo switch, cut the air with it once or twice, and walked about with that easy swagger which was one of his principal characteristics.

胡子刮掉了，诺瓦蒂埃又把他的头发重新整理了一下，然后，拿起一条放在一只打开着的旅行皮包上面的花领巾，打了上去，穿上了维尔福的一件燕尾服式的棕黑色的一衣，脱下了他自己那件高领蓝色披风，在镜子前面试，他又拿了他儿子的一顶狭边帽子，觉得非常合适；把手杖放在原先那个壁炉角落里，拿起一支细竹手杖，用他那有力的手虎虎地试了一下，这支细手杖是文雅代理法官走路时用的，拿着它更显得从容轻快，这是他的主要特征之一。

You should spend at least twice as much time talking and learning about one another as you do necking or fooling around.

与耳鬓厮磨和打情骂俏相比，你们应该至少花两倍的时间用在交流和互相学习上。

I feel no need to Garmisch powder, and neither fish nor fowl, as long as a good point to eat dinner at night to eat twice enough milk.

我觉得不必加米粉了，不伦不类，只要晚饭吃得好点，夜里吃两次奶就足够了。

You are different.Your father is well known, and your grandfather twice won the most important race at Newmarket.

你爸爸很有名，你的祖父曾两次在纽马克特得过最重要的赛马比赛的冠军。

The 24-week study randomized women who had undergone hysterectomy and bilateral oopherectomy at least six months before to 300 g testosterone administered by testosterone transdermal patch twice a week or placebo. The primary end point was change in total sexual activity as recorded in a sexual activity log. A secondary end point was score on the Profile of Female Sexual Function, an instrument that records seven domains of sexual function, including number of sexual activities, both intercourse and nonintercourse, and orgasm. Incidence of personal distress disorder was also evaluated.

一项为期24周的研究，研究人员随机给予至少六个月前经子宫切除或双侧卵巢切除的妇女，每周两次300毫克经由皮肤渗透的睪固酮或安慰剂，初步的目的是想透过sexual activity log的纪录，以了解整体的性能力；第二项目的是替妇女性功能测影Profile of Female Sexual Function计分，一项仪器纪录了七项主要的性功能指数，包括性行为次数、交往与非交往数目与高潮次数；个人忧虑症发生机率同时也包含在评估当中。

But, illustrating that jobs and foreign investment are sensitive U.S. domestic political issues, the official repeated at least twice that while Washington welcomes Chinese investment, national security is nonnegotiable.

但是，当描述就业机会形势和外国投资在美国是政治敏感问题时，这位官员重复了至少两次，说虽然华盛顿欢迎中国投资，但国家安全问题是不可协商的。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。