1·My eyes would always be drawn to the 2 x 2 foot air vent on the wall where it met the ceiling and went on through the labyrinth of the building.
我不由自主会注意到墙上那个紧挨着房顶的2 信×2英尺大的气孔，那气孔通向这个如迷宫般的建筑的各个地方。
2·It may have been because the DVD burner was blocking the air vent.
它可能是因为DVD刻录机挡住了气孔。
3·Coiler can volume is concerned with coiler can size. The diameter of air vent is a critical factor in designing the can size. Coiler can volume can reach its maximum of some value.
条筒容量的大小与条筒尺寸设计有关，气孔直径起重要作用，只有当其取某一适当值时，条筒容量才达到最大。
4·The curtain piece uses the unique air vent design, may freely adjust inside and outside the room the air current to catch.
帘片采用独特的通气孔设计，可以自由调节室内外空气流通。
5·The alcohol group burning nozzle comprises the pneumatic cutting knife, a tubular fixing seat, an air vent, a gas and liquid conduit, a fixing cap and a gas and liquid cutting seat.
醇基燃烧喷嘴含有所述气动剪切刀、管式固定座、通气孔、气液疏导管、固定帽和气液切割座。