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1·The weather looks slightly iffy.

看来天气有些不稳定。《牛津词典》

2·That meat smells a bit iffy to me.

那块肉闻起来有点变质了。《牛津词典》

3·If your next record's a bit iffy, you're forgotten.

如果你下一次记录有点问题，你就会被遗忘。《柯林斯英汉双解大词典》

4·His political future has looked iffy for most of this year.

在今年大多时间里，他的政治前途都显得不太确定。《柯林斯英汉双解大词典》

5·The weather looks a bit iffy .

这天气看上去很难说。

6·The weather looks a bit iffy.

这天气看上去很难说。

7·It was an iffy case to win.

这是一件不确定胜利的案件。

8·Thee raise you want is a bit iffy.

你想要加薪的事儿有点儿玄了。

9·Anyone blurring these lines is iffy.

那些模糊了这些关联的人都是悬乎的。

10·The service was iffy.

这服务有问题。

有问题的

1·The practice is iffy and doesn't scale at all, you tend to run into trouble when the project becomes large.

实践是有问题的，完全没有规模，你会遇到麻烦，当项目变大。

可疑的

1·A new law, passed on February 15th, aims to shut down iffy file-sharing websites that carry lots of copyrighted material.

2月15日，西班牙通过一项新法律，旨在关闭存放大量受版权保护的材料的可疑文件共享网站。