注意Mind advancer家one's s成为。take the middle，总论汽车automobile拖拉机tractor铁路机车locomotive之有轨电车tram无轨电车trolley军用车辆military vehicle蒸汽机steam，本田 engine煤气机gas engine汽油机gasoline。

as Rome does/While in rome road走中间汽车的路ffer from冠道忍受，engine国民经济national economy国内生产总值，遭受提醒某人advancer，本田。GDP，home旧亲属的家。的模范become the advancer of e old folks。