careful用英语怎么说：美 [ˈkerf(ə)l]；英 [ˈkeə(r)f(ə)l]
1、
I asked him if he could sell some DDVP to me. He said yes and told me to be careful.
我就问他能不能卖给我一点，这位解放军说可以，但要注意安全。
2、
He was as husky as a jock, and yet he spoke in a careful, soft, almost professorial tone.
他看着像个粗壮的体育特长生，但说起话来却既仔细又柔和，几乎有股学究的腔调。
3、
But JSON allows for a few extra constructs (particularly comments) that mean this will miss input from some less-than-careful JSON creators.
不过JSON允许一些额外的结构（特别是注释），它们可能会被一些不那么小心的JSON编写者误输入了。
4、
Well, you'd better be careful, " he said threateningly. And, with that parting shot , he stormed out of the room. "
他恐吓道，“哼，你们最好小心一点。”说完怒气冲冲大步走出房间去。
5、
I even got an ominous, anonymous voice mail from someone with a strong drawl cautioning, 'Be careful with what you say. '
甚至有人给我发来一封恶意的匿名语音邮件，语气强硬且傲慢，带着威胁，“说话小心点儿。”
6、
An yogi should be very careful in the selection of articles of satvic (positive) nature especially in the beginning of his practice period.
在习练的最初阶段，瑜伽修行者必须十分谨慎地选择纯净的（悦性）食物。