常見(jiàn)例句雙語(yǔ)例句If they could do it, then they could escape through the drain pipe easily.如果他們能夠挖到下水道,那么他們就可以輕松地通過(guò)下水道逃走了。A physical air gap must be maintained between the discharge pipe and the drain or sump.必須在排放管道和排水溝或污水坑之間配置一個(gè)硬件氣隙。Currently accepted use most is the PPR pipe, plastic pipes, such as aluminum composite pipe drain is PVC pipe.目前公認(rèn)使用最多的供水管是PPR管、塑鋁復(fù)合管等,排水管是PVC管。權(quán)威例句Whereas the channel is like a pipe between the source and the drain—it simply lets electrons flow through when the transistor is on—the island is more like a gap between two turnstiles.ECONOMIST: The transistor’s heirThe second suggests that a rod-like plug can block the hole by slipping across it sideways and stopping large ions from passing, rather like a drain cover stops leaves from entering the mouth of a pipe.ECONOMIST: Synthetic biology: Expanded vocabulary The 返回 pipe drain