And close your eyes, And smile at least once a day!

Walking at least once a day, each about half an hour.

每天至少散步一次, 每次大约半个小时.

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It'should be done at least once a day, before brushing.

每天至少使用一次, 在刷牙之前.

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Each student has to hand in a composition once a week.

每个学生每周必须交一篇作文.

辞典例句

In the ordinary course of events, I visit her once a week.

在一般情况下, 我每周去看她一次.

辞典例句

Slough off dry skin once a week.

每周除一次干皮.

《简明英汉词典》

Of course, I'll visit at least once a year, maybe more.

当然, 我最少每年会来拜访一次, 也许更多次.

辞典例句

Once a year a race is held for old cars.

每年举行一次旧汽车比赛.

《用法词典》

Serpents cast their skin once a year.

蛇每年蜕一次皮.

《现代汉英综合大词典》

The Moon reaches its absolute perigee once a year.

月球每年有一次达到它的绝对近地点.

辞典例句

Once a year they have to flush the city's sewers.

每年,他们都得冲洗一次城市下水道.

辞典例句

The farmers here sow once a year.

这里的农民一年播一次种子.

辞典例句

Once again there'stalk of very dark days ahead.

又有传言说以后的日子会非常艰难。

柯林斯词典例句库

Once again he has broken his faith with them.

他又一次对他们不守信义.

《现代汉英综合大词典》

Once again I warned her.

我又警告她一次.

《简明英汉词典》

All the sailors cheered once and again when they saw the Queen.

当水手看到女王时,欢呼声此起彼伏.

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For even in Thessalonica you sent both once and again to my need.

16就是我在帖撒罗尼迦,你们也一次两次的,打发人供给我的需用.

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Why did she do that experiment once and again?

为什么她再三地做那个实验?

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Phil . 4:16 For even in Thessalonica you sent both once and again to my need.

腓四16就是我在帖撒罗尼迦,你们也一次两次的,打发人供给我的需用.

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Edward Zwick and Marshall Herskovitz : Thirtysomething, My So-Called Life, Once and Again.

爱德华·兹维克和马歇尔·赫斯科维兹: 《三十而立》 、 《我的所谓人生》 、 《再续前缘》.

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B : You'd better check once and again, just to make sure.

你最好再仔细检查, 确定一切都没问题.

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