You do not need a parachute to skydive. You only need a parachute to skydive twice.
发明“鼠动无声”这词儿的哥们一定没踩上过一只.
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The females sired twice in the ninth century, and one more time within the Renaissance.
他家族中的女刚出生的孩子们在九世纪曾两次改换祖先,到了文艺复兴期间又换了一次.
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" Very kind. I suppose you heard how he saved our house twice when Sherman was here.
" 真好埃我想你大概听说了,谢尔曼在这里时他两次救出了我们的房子.
飘（部分）
整洁的认识中遵守两条不便的法则: 永远不两次处理任何东西, 扔掉所有的东西.
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Liam surprised his tutors by twice failing a second year exam.
利亚姆两次都没能通过大二的一门考试，这让他的导师们很吃惊。
《柯林斯高阶英汉双解学习词典》
The tug nearly turned turtle twice, but I managed to keep her upright.
拖船两次都差点翻个儿，但我设法稳住了船身。
《柯林斯高阶英汉双解学习词典》
Unemployed Queenslanders were victims of personal crime twice as often as employed people.
在昆士兰，失业人群沦为个人犯罪受害者的可能性比就业人群高一倍。
《柯林斯高阶英汉双解学习词典》
无可否认的事实：她酒后驾车，血液中的酒精含量几乎是法定限量的两倍
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To win over the undecided voters, they are working twice as hard.
为了把尚未拿定主意的选民争取过来, 他们正在加倍努力工作.
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For a family to be put through such tragedy and emotional upheaval twice unconscionable.
把一个家庭置于如此悲惨的境地、两次遭遇情感的大起大落,实在是太没天理了.
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