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1·Allow three clear days for the letter to arrive.

信要整整三天才能寄到。《牛津词典》

2·Sun clocks worked, of course, only on clear days; water clocks misbehaved when the temperature fell toward freezing, to say nothing of long-run drift as the result of sedimentation and clogging.

当然，太阳时钟只能在晴天工作；当温度下降到接近冰点时，水钟就会失灵，长期漂浮的东西因为下沉或堵塞而无法工作。

3·Smiling, in clear days with light.

嫣然一笑，在风轻云淡的日子里飘浅。

4·You have four clear days to finish this work.

你有四个整天可用来完成这项工作。

5·Three weather patterns on clear days, days covered with clouds and cloudy days are proposed.

建立了识别晴天、昙天、阴天三种天气类型的模式；

6·A second staircase leads to the flat-roof from where, during clear days, it is possible to glimpse Venice, 43 kilometers South-East.

二楼的楼梯可以直接通向建筑屋顶，在天气晴朗的时候，可以看到东南方向43公里外的威尼斯。

7·An engineer added an AM channel alongside the FM signal so that the station can be heard, on clear days, in places as far away as Europe.

一位工程师在FM信号的旁边又增加了AM频道，在晴朗的天气里，像欧洲那么远的地方都可以听到他们的广播。

8·'it's pretty cold right now in South Africa, but we get clear days and with a bit of wind I figured it would be pretty good practice, which it was.

这是非常寒冷的权利现在在南非，但我们得到了明确的天，有点风，我想通这将是不错的做法，它是。

9·Infrared solar spectra on clear days were measured automatically by an infrared solar spectrometer (ISS) with 0.4 cm -1 resolution developed by us.

利用自行研制的一台用于探测大气成分的太阳红外光谱仪，在地面连续自动地记录了晴天的太阳红外光谱。

10·The winter months are temperate, fall and spring offer sunny and clear days, and the summers provide foggy early mornings and sunny, breezy afternoons.

冬季是温带，秋季和春季阳光充足和提供明确的天，夏季提供雾清晨和阳光，凉风习习的下午。