预备

Keep some candles as a standby in case the power fails.

备一些蜡烛以防断电。

Who’s doing the catering for the party?

谁来备宴会的餐饮？

QUINCE You may do it extempore, for it is nothing but roaring.

你不用备，你只要嚷嚷就算了。

The players were limbering up for the game.

运动员正在为比备活动。

This was where we were to have our preparatory language courses.

这就是我要上语言备课的地方。

After bowel preparation, the hypogastrium was compressed to move the intestinal canal away from the puncture site.

在肠道备好后，下腹部施加压力，使肠管离开穿刺点。

He remembers his nobles; They stumble in their march, They hurry to her wall, And the mantelet is set up.

尼尼微王招聚的贵胄。行绊跌。速上城墙，备挡牌。

Methods Prepare the root canal with routine, stepback, endo-ultrasound, precurve and synthesis methods, then fill the root cannal with gutta percha points, reexaminate after 6 months.

方法采用常规法、逐后退法、超声法、弯法和综合法进行根管备并充填，6个月后复查。