but be careful with this tactic; you do not want to replicate a table in an index by including all of the table's columns in the index key.
但是要小心使用这一策略;您并不想以在索引键中包含数据表所有列的方式在索引中复制一个表。
be careful to articulate your words so that everyone in the room can understand you.
小心使你的话发音清晰,使室内每人都能听懂。
you want to be careful crossing streets.
过马路时应该小心。
be careful of that ram —it butts you.
小心那只公羊,它会用角撞你。
be careful not to capsize the boat.
小心不要把船弄翻。
you ought to be careful about this kind of feverish cold, it often kicks back when you think you are better.
你应当对这种有发烧癥状的感冒小心些,它常常在你以为好转的时候复发。
just be careful not to drag them down!
只是要小心不要也把他们拖下水
be careful not to run into one of these big cats in the jungle!.
当你走在丛林里,一定要小心啊,可不要碰到这只「大猫」哦!
「you have to be careful here,」 he says.
「你在这里必须十分小心,」他说道。
be careful how these modules communicate with each other.
要当心这些模块彼此之间如何通信。
be careful in all things.
凡事要小心。
「i think we have to be careful on that,」 he cautioned.
他说:「我认为,在这方面我们必须谨慎小心。
we have to be careful about injuries but we have to prepare for that game.
我们必须要小心伤病,但是我们也必须要为比赛做準备。
be careful and judicious with the usage of large, text-based xml files because they slow down browser response time and can even tie up network traffic.