She looked over her shoulder to be sure of her footing.
她扭头看了看后面以确认自已是否站稳了.
《简明英汉词典》
He likes to be sure of his bodily comforts.
他注重物质上的舒适.
《简明英汉词典》
The first thing to be sure of is whom science should serve.
首先要明确的是科学应该为谁服务.
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Testing helps manufacturers to be sure of a product's quality.
测试帮助制造业者确定产品的质量.
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Book early if you want to be sure of a seat.
要想十拿九稳有个座位,那就早订座.
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But it is not possible to be sure of that yet.
但目前还言之尚早.
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I left a message so as to be sure of contacting her.
我留下了张条子以便与她取得联系.
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We need it to be sure of ourselves.
我们需要别人的恭维,以便增加自信心.
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To be sure of getting there on time, she left an hour early.
为了准时到达那里, 她提早了一小时离开.
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To be sure of hitting the target, shoot first and call whatever you hit the target.
别人是指哪儿打哪儿, 我是打哪儿指哪儿.
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They could easily pick up the other 6 % they need to be sure of clear majority.
他们很轻松就能拿到其他6%股份,这样他们就可以占据大多数.
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