vent
simple noun14 搭配平均频率: 6.8
a vent that is part of an air-conditioning system
火山口/喷气口
an opening in the Earth's crust from which lava and gases escape
地壳中熔岩和气体喷出的开口。
a vent that is part of an air-conditioning system
火山口/喷气口
an opening in the Earth's crust from which lava and gases escape
地壳中熔岩和气体喷出的开口。