He had begun to feel sleepy.

他已觉得困了。

《牛津高阶英汉双解词典》

Go to bed if you feel sleepy.

你困了就睡吧.

《现代汉英综合大词典》

I feel sleepy, so I'm going to bed.

我感到困倦, 要去睡觉了.

辞典例句

Lily : Yes. But everyday when I get up, I still feel sleepy.

是 啊,但是每天起床的时候, 还是很想睡.

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You want to be sharp, but you usually feel sleepy after lunch.

你想要精力充沛, 可你总是在午饭后感到昏昏欲睡.

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The softness of the breeze made him feel sleepy.

柔和的微风使他昏昏欲睡.

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The gentle rolling motion of the ship made me feel sleepy.

船身的轻微摇动使我昏昏欲睡.

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Lily: I don't know. I just feel sleepy everyday.

我也不知道. 我就是每天都很想睡.

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It's so stuffy in here that I feel sleepy.

这里有些不通气,我觉得很困.

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If I eat too much food, I'll feel sleepy.

如果我吃太多的食物, 我将感觉很困.

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This is what makes you slow down and feel sleepy.

这就是使你行动迟缓并且感到困乏的原因.

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I worked all through the night, but I don't feel sleepy.

我工作了一整晚, 但是一点也不觉得想睡.

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In the rest of the night, we feel sleepy.

到了下半夜, 我们都觉得疲倦.

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He feel sleepy so he go to sleep.

他觉得很困所以便去睡觉了.

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The dull meeting made me feel sleepy.

这枯燥的会议使我感到昏昏欲睡.

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