forcing pump = force pump.forcing: n. 1.强制,强夺。 2.【农业】催熟栽培。 adj. ...pump: n. 1.泵,抽(水)机,唧筒;抽机作用,抽动;抽运;泵 ...forcing and sucking pump: 抽空压气泵; 压气和吸气泵forcing pum(force pump): 压力泵sucking and forcing pump: 抽气压力泵下载手机词典可随时随地查词查翻译