预订 subscribe; book; place an order 预订饭桌 reserve a table; 预订机票 book an air ticket; 预订旅馆 make reservation for hotel rooms; 预订商品 place an order for goods; 预订杂志 subscribe to a magazine; 预订到北京的直达车票 book a ticket through to beijing; 预订仓位 cargo reservation; 预订座席 seat reservation
改变 change; alter; transform; turn; convert; mold; modify 改变颜色 change the colour; 改变主意 change one's mind; 改变遗传基因的外科手术 genetic surgery; 历史发展的总趋势是不可改变的。 the general trend of history is unalterable