关闭气源开关,让循环泵停止工作.Turn off the gas resource and the circulating pump will stop working.2关闭中循环阀门,停循环泵.Close the middle circulating valve and stop the circulating pump.启动循环泵.Start up the circulating pump....
The gatepost was dignified by the weathered brass plate of Dr Harcourt Sibley.在那块刻有哈考特·西布利医生姓名的久经风雨的黄铜牌映衬下，门柱更增添了几分庄重。Stageberg, Norman C and Dallin An Introductory English Grammar. Orlando : Harcourt College Publishers,...
Scattered groans and whoops broke out in the crowd.人群里不时发出几声抱怨和欢呼。There were loud groans when he started to sing.他刚开始歌唱时有人发出了很大的嘘声.It was a weird old house , full of creaks and groans.这是所神秘而可怕的旧宅,到处嘎吱嘎吱作响....