costly 考研

An indiscreet remark triggered off a long and costly strike.

一次轻率的讲话导致长时间、代高昂的罢工。

It must be very costly to keep up a house like this.

维修这么一幢房子一定很昂。

The ring was very costly.

这枚戒指钱很。

This very recklessness makes me feel that these costly operations may be only the prelude to far larger events which impend on land.

这种孤注一掷的作法，使我感到这些代重大的战役，也许正是陆上即将发生远为重大事件的一个前奏。