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- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Be modest, otherwise you will lag behind. 要谦虚,否则就要落后。
- There is a time lag of about 10 years. 有大约十年时间的间歇。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- I felt completely disorientated with the jet lag. 我乘长途飞机後因生理节奏失调而感到昏昏沉沉的。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- The children always lag behind when we go for a walk. 我们出去散步时,孩子们总是落在后面。
- nitrogen lag 氮素留滞
- If your payments of rent lag behind, you will be asked to leave. 你要是不能按时付房租,就要请你搬家。
- You'll lag behind unless you study harder. 你如不更加努力地学习就要掉队。
- Let not a single classmate lag behind. 不要让一个同学掉队。
- Some of the runner in the race begin to lag. 参加比赛的运动员中有一些开始落后了。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- Increasing the total time lag is destabilizing. 增加总时滞将使稳定性降低。
- We still lag behind in this respect. 在这方面,我们还比较落后。
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。