However, green tea contains less caffeine than coffee: there are approximately thirty to sixty mg. of caffeine in six - eight ounces of tea, compared to over one-hundred mg. in eight ounces of coffee.

不过绿茶中的咖啡因含量比咖啡少得多：6 ~ 8盎司茶叶中大约含有30 ~ 60 mg的咖啡因，而8盎司的咖啡中含有超过100 mg咖啡因。

youdao

A recent study showed that RTS,S reduced clinical cases of malaria by fifty-three percent over an eight month follow-up period.

VOA: special.2010.04.20

We'll sit on the dominant chord for eight beats and I will look over and everybody else will come back in at the end of Chris's solo."

主和弦占八拍,然后我会见机行事,在克里斯的独奏结束时大家回到主调

耶鲁公开课 - 聆听音乐课程节选

When I was a boy the eight ounce Coke was the default serving, and when I was a child when it was time to have a Coke or a Pepsi you had eight ounces and the event was over.

当我还是个小男孩的时候,可口可乐,或是百事可乐都是八盎司装的,而且最多就只能喝一瓶

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The left-hander (0-2) allowed three runs and eight hits over eight-plus innings.

WSJ: Ichiro hits 2-run single in 9th as Yanks top Rays

Notes: With his assist on the Maple Leafs' second goal, Kessel now has six goals and eight assists over his last eight games.

NPR: Maple Leafs Earn First Playoff Berth Since 2004

He gave up only four hits and two walks over eight innings, striking out eight Tigers.

WSJ: CC Sabathia: The Yankees' Mr. Reliable