約定的日期沒到，你不能把錢要回去。You cannot ask for your money back before the agreed date.這個(gè)排向事先約定的沙漠中的會合點(diǎn)進(jìn)發(fā).The platoon made its way to the pre - arranged rendezvous in the desert.在約定的信號發(fā)出時(shí),他們投入了戰(zhàn)斗.They went into action at a given sig...