1·Experts insisted they had ventilation and water of a sort-when a mine caves in, water flows to the bottom, where the workers were believed to be trapped.
相关专家坚信尽管他们在矿下有通风设备和水源，当矿井塌陷时，大量的水流入井底，也正是矿工被困的地方。
2·The smell of rancid butter frying is not particularly appetizing, especially when the cooking is done in a room in which there is not the slightest form of ventilation.
煎放坏了的奶油时散发出的气味并不是很开胃的，更何况做饭的房间里根本没有任何通风设备。
3·Standard features include ventilation and sockets for notebook and mobile phone chargers.
其标准功能包括有通风设备、笔记本电脑插孔和手机充电设备。
4·Even powerful ventilation fans don't effectively remove secondhand smoke from the air.
看似功效强大的通风设备并不能有效清除二手烟。
5·The ground is cold and moist, with the chill factor amplified by ventilation fans used to blow fresh air into the mine, and the sprinkler that keep the coal dust down.
因为有通风设备往里面输送新鲜空气，还有洒水器不断地给煤浇水以降温，所以地下既阴冷又潮湿。