常見(jiàn)例句雙語(yǔ)例句The machine frame can install various agricultural implements, the functions are multiple, the utilizing rate is high, and the lay-up period is short.這種機(jī)架可以安裝多種辳機(jī)具,功能多、利用率高、閑置期短。ip.com 返回 lay-up period