Maize, which has had by far the most genetic research, is the only crop whose yield is growing by more than that.

玉米是迄今为止最多遗传研究，也是产量增长率比1.5%每年要高的粮食。

youdao

That could set off more fireworks at GM, which has had more turnover in senior management in the last six months than at any time in memory.

而通用汽车也会因此更加“热闹”，过去半年里，该公司高级管理层的人员流动率之高，已创下历史记录。

youdao

Debris was thrown up two 60ft into the air from the area close to the Canary Islands which has had more than 10, 000 tremors in four months.

在加那利群岛附近，火山碎片喷向空中20米高。在过去的四个月里，该岛已经经历了超过1万次轻微的地面震动。

youdao

Many of them are emerging from conflicts. And,sub-Saharan Africa in particular, especially in Eastern and Southern Africa are facing major problems of HIV, which has had a huge impact on especially child mortality, life expectancy in general.

VOA: standard.2009.05.21

I just turned it on literally this morning to start playing and I'm on myself a couple of email lists, one of which had an email this morning saying, "Hey, has anyone tried this, it really kind of sucks."

今天早上我就碰到这样的情况了,我收到了两份邮件单，其中一份有一封邮件说，嗨，有人用过这个了吗，真是糟透了“

哈佛公开课 - 计算机科学课程节选

Up until then they had been using the old stadium, which now has been turned into a park.

在那之前，他们一直使用旧体育馆；现在旧体育馆已经成为一个公园了。

布朗克斯的景点 - SpeakingMax英语口语达人

Of greater concern though was London Midland, which has had a number of reliability problems.

BBC: A longer wait for rail investment

O'Shaughnessy likes 1-800-Flowers.com, which has had its problems yet now is showing double-digit revenue growth.

FORBES: Magazine Article

Cage compared gaming to Hollywood, which has had a 100 year head-start on bringing emotion to audiences.

FORBES: Move up http://i.forbesimg.com t Move down