Mr Mandela's family made it clear that despite his frail health he hoped to make a brief appearance at the opening game between South Africa and Mexico to share his joy with the country.

VOA: standard.2010.06.11

What kind of college is a good match for a frail, introverted guy like myself?"

身体瘦弱，性格内向的男孩，应报考什么职高专业？“

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

Yeah, check out the Frail. I don't know, the Frail, my boyfriend's in the band, the Frail.

可以听听Frail乐队的歌，我男朋友在那个乐队里。

旧金山的骄傲 - SpeakingMax英语口语达人

If only for a moment, Satan suddenly seems old and frail.

如果只是一瞬间，撒旦突然看起来又老又脆弱。

耶鲁公开课 - 弥尔顿课程节选