ventilation system
通风系统
例句与用法:
Do not place the product in a separate enclosure unless proper ventilation are provided.
除非通风良好,不要把产品放在独立的封闭装置中。
They increased ventilation by opening the top center part of the carriage window.
他们把车厢上面的中央部分打开以增进空气的流通。
The ventilation isn't working.
通风设备出故障了。
词形变化:
名词: ventilation | 动词过去式: ventilated | 动词过去分词: ventilated | 动词现在分词: ventilating | 动词第三人称单数: ventilates |