查询词典 catch up from behind

up to one's neck in：深陷入

up to now 到目前为止 | up to one's neck in 深陷入 | up to par 达到标准

up to one's neck in work：工作齐到脖子了,表示很忙

1. up to one's neck in work 工作齐到脖子了,表示很忙. | 2. up to one's eyes in work 工作齐到眼睛了 | 3. I am tied up in meetings! 我正忙着开会呢!

up to sb：由某人决定,取决于某人

up and down 上下,来回 | up to sb.由某人决定,取决于某人 | up to date 最新的,最近的

up to sb：某人决定

up to this point 到此刻为止 | up to sb. 某人决定 | up to the ears in work 极其忙碌

up to scratch：准备行动

up to par 达到标准 | up to scratch 准备行动 | up to snuff 正常

up to snuff：正常

up to scratch 准备行动 | up to snuff 正常 | up to someone 由某人决定

up to snuff：状况良好

Up to scratch 达到标准 | *Up to snuff 状况良好 | Up to speed 加速

to be up to speed; to be up to snuff：符合一般标准(诸如质量,健康等)

to be right down one's alley 正对某人的路子(正好... | to be up to speed; to be up to snuff 符合一般标准(诸如质量,健康等) | Jack is doing fairly well in school,but he's not up to snuff(speed) yet.杰克在...

Jack is doing fairly well in school,but he's not up to snuff(speed) yet：杰克在学校很努力,但成绩不好

to be up to speed; to be up to snuff 符合一般... | Jack is doing fairly well in school,but he's not up to snuff(speed) yet.杰克在学校很努力,但成绩不好. | to use one's gift;to utilize one's ability 发挥...

up to sth：偷偷摸摸搞某事/有心情干某事

up in the air 大发雷霆 | up to sth 偷偷摸摸搞某事/有心情干某事 | up to this minute 摩登的

by inches：差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地

These dresses were made by hand.这些衣服是手工做的. | by inches差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地: | The car missed the little girl by inches. 那辆汽车除撞上那个小女孩.

ultramicroscope structures, ultrastructures：超微结构

ultramicrotome 超薄片切片机 | ultramicroscope structures, ultrastructures 超微结构 | umbilical cord blood stem cell 脐带血干细胞