没有防卫的

By late 1980s a concept of a small-bore, low-impulse "personal defense weapon" with good accuracy and lethality at ranges of up to 200-250 meters was well established, although there were no weapons adopted for service yet.

到80年代末的一个小口径的概念，低脉冲"个人防卫武器"的具有良好的准确性和以高达200-250米的范围，建立了良好的杀伤力，虽然有通过服务还没有武器。

In meditation, we observe ourselves much as a naturalist observes nature: without repressing, denying, grasping or defending anything. This means that we observe our life with a noninterfering presence.

在禅修中，我们观察自己的时候是比较像自然主义者观察自然那样：没有抑制、排斥、抓取或防卫任何事物，这意思就是说我们是用一种&不干涉的临在&观察我们的生命。

B-glucosidase the elicitor collected from Pieris brassiae larva oral secretions , which incur indirect defense of cabbage plant to P.

用已明确的大菜粉蝶口腔分泌物诱导因子b-葡萄糖苷酶（b-glucosidase）处理小麦幼苗，经鉴定、分析，该酶没有引起小麦的间接防卫反应。

A defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis.

一种防卫性心理机制，其中被压迫的内心思想、冲突或冲动以没有身体病因的各种躯体症状表现出来。

An actual invasion was too much to hope for-a chance to see for herself those well-concealed planetary defenses everyone talked about.

这也不会是一场真正的外来入侵，否则戴娜就有机会亲自看到那些没有人都在谈论的经过精心隐藏的行星防卫系统。

The AKC imposes no requirement of any type of working title being earned prior to breeding.

幼犬的父母也未接授过防卫训练，它的祖父母也没有。

Type of working title being earned prior to breeding. The pup's parents

幼犬的父母也未接授过防卫训练，它的祖父母也没有。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。