The first half of the word oxy - means "sharp."

单词的前半部分oxy -意思是“有刺激性的，敏锐的”。

youdao

Half an hour later, he woke up with a sharp pain in his ribs.

半个小时过后，肋骨处强烈的刺痛让他惊醒过来了。

youdao

If she is half as sharp as her mother, she is saving enough.

她只要有她妈妈一半那么精明，就够省俭的了。

youdao

Dave Kitson, in his second match for Middlesbrough after joining on loan from Stoke, had put the visiting team in front in the first half with a sharp finish from the edge of the box.

BBC: Peterborough 2-2 Middlesbrough

Van Nistelrooy was generally kept quiet in the first half but his sharp turn and shot from the right had to be neatly saved by Igor Akinfeev while Kolodin nearly handed the Dutch the opener near half-time as his sloppy pass found van der Vaart who shot straight at the Russian keeper.

CNN: Brilliant Russia beat Dutch in extra time

Denied a morale-boosting goal just before the break, Bolton started the second half sluggishly and needed another sharp Jaaskelainen save to deny Trickovski.

BBC: SPORT | Football | Europe | Rabotnicki Kometal 1-1 Bolton