不准

No thoroughfare

禁止通行来源:考试大

No stopping at any time 任何时间不准停车 | No thoroughfare 禁止通行来源:考试大 | No trade or business vehicle unless authorized 未经允许货车禁止通行.

to touch and go

擦过

不准舶船 no berth; no berth ship | 擦过 to touch and go | 沉没 to flounder

Keep trying

继续努力

2. Keep in touch. 保持联系. | 3. Keep trying. 继续努力. | 4. Keep out of trouble. 不准惹祸.

O turn against

背叛

O try out 试验 | O turn against 背叛 | O turn away 不准...进入

turn away from

厌恶

turn aside 避开 | turn away from 厌恶 | turn away 不准...入内

unavailable moisture

无效水分

ultraviolet radiation 紫外线辐射 | unavailable moisture 无效水分 | uncertainty principle 不确定原理;测不准原理

unbound electron

无束缚电子

unblocking 卸模 | unbound electron 无束缚电子 | uncertainty condition 测不准条件

unburned brick

砖坯

unbranched molecule 无支链分子 | unburned brick 砖坯 | uncertainty principle 测不准原理

uncertified data

无证数据

测不准原理 uncertainty principle | 无证数据 uncertified data | 不带电粒子 uncharged particle

uncharged particle

不带电粒子

uncertainty relation 测不准关系 | uncharged particle 不带电粒子 | unchecked 未经校核的

photoperiodic response：光周期响应

photoperiodic induction 光周期诱导 | photoperiodic response 光周期响应 | photoperiodism 光期性

Multi-Variate Statistical Analysis：多元统计剖析

311. 多项距阵 Multi-Nominal Matrix | 312. 多元统计剖析 Multi-Variate Statistical Analysis | 313. 发电厂 Power Plant