新鲜空气

ASHRAE rules require 15-20 cfm of fresh air per person for a healthy non-smoking building.

制冷和空调工程协会要求在一个健康的不吸烟的建筑物内，一个人需要15-20立方英尺的新鲜空气。

You've been writing all day, you need a walk to blow the cobweb s away

他已写了一整天了，需要外出散步换换新鲜空气。

I like to take a deep breath of the crisp autumn air.

我喜欢深深呼吸一下秋天干燥的新鲜空气。

After stay in room daylong, it's wholesome for you to absorb fresh air.

在屋子呆了一整天，吸吸新鲜空气对你是大有益处的。

It is a deadened world, and its growth is sometimes unhealthy for want of air.

这是垂死的社会，由于缺少新鲜空气，它的发展往往是不健康的。

Drake: You're right. We need some fresh air.

你说的对。我们需要些新鲜空气。

Mr. Edwards, I think your shortened editions is a breath of fresh air.

Edwards先生，我认为你们的缩减版是一种新鲜空气。

In the , urban Americans began a mass move to suburbs in search of fresh air , elbowroom and privacy .

在二十世纪四十年代，美国城市居民为了寻求新鲜空气，充裕的活动场所和独家独院的小天地而大量迁往郊区。

In the 1940s , urban Americans began a mass move to suburbs in search of fresh air , elbowroom and privacy .

在二十世纪四十年代，美国城市居民为了寻求新鲜空气，充裕的活动场所和独家独院的小天地而大量迁往郊区。

Since they generally intake fresh air at ambient temperature and exhaust their hot residual gas.

因为他们一般摄入的新鲜空气环境温度和排气的热残余气体）。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。