1.
I think he's been overworking.
我想他是劳累过度了。?
2.
He looks very ill. He must have burnt the candle at both ends.
他看上去病得很厉害, 一定是劳累过度了。
3.
He was tired, overworked.
他累了，过度劳累了。
4.
He wsa brought on an illness by overwork .
他由于劳累过度生了玻
5.
He dropped with overwork.
他因过度工作累倒了。
6.
strain oneself more than is healthy.
使自己过度劳累超过了健康的限度。
7.
His is run down;he's been working too hard.
他劳累过度，把身体搞垮了。
8.
I overdid it at work and damaged my heart.
我劳累过度，损坏了我的心脏。
9.
Overwork is the ruination of his health.
过度劳累搞垮了他的身体。
10.
He collapsed due to overwork.
由于劳累过度他的身体垮了。
11.
His health cracked under the strain
他的身体因过度劳累而垮下来了。
12.
I was completely knocked up from overwork.
由于工作过度，我完全累垮了。
13.
The strain of his job lead to the complete breakdown of his health.
他工作过度, 把身体完全累垮了。
14.
He is a complete wreck from overwork.
他因过度劳累而弄坏了身体。
15.
Overwork has reduced him to a physical wreck.
他过度劳累而损害了健康.
16.
She was worn down by overwork.
她因过度劳累而垮了下来.
17.
I' m overworked at the moment I' ve taken on too many commitments.
我目前劳累过度--应承的事情太多了.
18.
a long period of overwork has crocked her up
长期的过度劳累使她的身体垮掉了。