air section的用法和样例:
例句
- As the air proceeds along the test section the boundary layer thickens.
当空气沿着试验段流动时附面层逐渐变厚。
- The walk up Fifth Avenue through the slush of the sidewalks and the dankness of the air had tired him.
纽约第五大街人行道上污雪成浆,空气阴冷潮湿,走这一段够累的。
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