air pipe head 空气管头 ; 通气管头
air pressure head 空气压头
ventilator air head loss 通风机空气压头损失
air-cell cylinder head 空气室式燃烧室缸盖
air-speed head 气压感受器
air-floated head [计] 空气浮动头
AIR VENT HEAD 空气管头 ; 透气头
N-COUNT If you describe someone as an airhead, you are critical of them because you think they are not at all intelligent and are interested only in unimportant things. 傻瓜; 笨蛋 [非正式]
N-COUNT an area secured in hostile territory, used as a base for the supply and evacuation of troops and equipment by air 空降场 ; 建于敌占区内用来供应补给和撤退部队及装备的区域 [军事]
He scratched his head with a perplexed air, and said: "Well, that beats anything!"
他迷惑不解地搔着头说:“嘿,怎么不灵了呢!”
When his head came out of the water for air, he saw that he was farther away from the soldiers.
VOA: special.2011.05.28
It goes up, stays in the air for a very long time, but it falls on your head.
它先上升 在空中停留很长时间,但是它会直接落在头上
The air - smelling of coffee and fried food - wrapped itself around his head.
VOA: special.2009.01.31
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