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- Clean the air vent plug 清洁通气栓
- Deep-cleaning -- a more intensive process that can include scrubbing the seats, cleaning the air vents and changing upholstery -- is done on a schedule that varies from airline to airline. 然而各航空公司对擦洗座位、清洗通风口以及更换舱内装饰物等深度清洁工作的安排却有所不同。
- The mine pit caved in, and the workers escaped via the air vent. 矿井里发生了塌方，工人们都从通风口里逃生了。
- Examine and clean the air starting valves. 检查并清洁起动空气阀。
- The air vent connects the two rooms to the central heating system, so both the rooms are very warm. 这个管子连通了两个房间的暖气，所以房间都很暖和。
- Hairs in the nose help to clean the air we breathe as well as warming it. 呼吸时,鼻毛起到清洁和温暖空气作用。
- Plants metabolise pollutants;they literally clean the air we breathe. 而植物能使污染物分解并产生变化，可以说它们就是我们所呼吸的空气的清洁工。”
- Close the air vent through the natural materials, decrease plant leaves and stem water transpiration to saving water in high temperature and dry period. 通过天然物质关闭植物气孔的开启，在高温和干旱季节，减少植物叶茎的水分蒸腾，达到节水目的。
- The trap shall have straight through pipe connections, the air vent shall be serviced without breaking pipe connections and should be an open float design. 这种疏水阀应该采用直线穿过管道连接方式，应该是一种开口浮子设计。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- Plug the fixed containers around air vent of F.O. tanks. 收紧油舱透气孔处油池放油孔的塞子。
- He didn't clean the room yesterday. 他昨天没打扫房间。
- Clean the area round the cooker. 把炊具周围弄干净。
- The leaves take in sunlight and gases to make food.Leaves can clean the air, too. 树叶吸收阳光和气体来制造食物。树叶还可以净化空气。
- Daphne will open the air vents and release the disco skull. 达芙妮会把通风口打开并放上舞厅顶灯
- The students clean the classroom everyday in turn. 学生们每天轮流打扫教室。
- The more trees we plant, the cleaner the air will be. 我们种的树越多,空气就会越干净。
- Did he clean the room yesterday? 他昨天打扫房间吗？
- Please clean the window as I can hardly see out. 请把窗子弄干净，我几乎看不到外面。
