这男孩是他父母的命根子.The boy is the lifeblood of his parents.诗和艺术是她的命根子.Poetry and art are the breathe of life to her.经理说,顾客就是我们的命根子.The manager says that the customers are our lifeblood....
我们用泵将石膏料浆打到一块用堤围起来的空地中.The gypsum slurry is pumped into a diked area.他们用泵把水打进水库.They pumped water into the reservoir.你需用泵着实抽吸几分钟,才能把油箱灌满.You will need to pump hard for several minutes to fill the tank....