... 正反转换法 a-not-a conversion 留心做alert to do 非贯通节理介质 no-interpenetrated jointed media ...
双语例句
1
You will be able to sidestep problems, but you'll need to stay alerttodo so.
你会能够避过问题，但你需要继续保持警惕。
2
They are alert at bedtime and sleepy when it is time to get up, and this may have nothing to do with how fatigued their bodies are, or how much sleep they must take to lose their fatigue.
Michelet warns that UNESCO's efforts so far to identify at-risk sites do not go far enough, calling for the world to "sound the alert" over the threat.