about twice a week 大约一周两次 ; 约一周两次
hmmmm about twice a week 大约一周两次留心
about twice a month 大约每月两次
It's about twice a month 它的两倍左右一个月
about twice as much 大约两倍多
think twice about 仔细考虑
Think Twice About Doing Sth 三思而后再决定做某事
Think twice about using highligters 用高光笔之前请三思
I go hiking about twice a month.
我大概每个月去两次远足。
Their annual death rate is about twice that of the global average.
他们的年死亡率大约是全球平均水平的两倍。
The European Union's level of international co-authorship is about twice that of the United States, Japan, and India.
欧盟的国际合作程度大约是美国、日本和印度的两倍。
The groups that rewarded it the most earned about twice as much in the game as the groups that rewarded it the least.
VOA: special.2009.10.21
So using stroke as the outcome here, what you see is that people with the metabolic syndrome, the red bar, compared to the people without it, the yellow bar, have about twice the amount of risk.
首先是中风,我们可以看到,红柱子表示的患有代谢综合征的人,比黄柱子表示的没患有代谢综合征的人,中风的风险高两倍
And I was there. I've been there twice, most recently about four years ago.
我去过法国,去过两次,最近的一次是四年前。
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