costly 考研

An indiscreet remark triggered off a long and costly strike.

次轻率的讲话导致长时间、代价高昂的罢工。

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

维修这么幢房子定很昂贵。

The ring was very costly.

这枚戒指价钱很贵。

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

这种孤注掷的作法，使我感到这些代价重大的战役，也许正是陆上即将发生远为重大事件的个前奏。