熬夜；端坐

silts up───淤泥充塞

suits up───穿上特种用途的全套服装

fits up───装配，装合；装备

hits up───请求

kits up───装备

sets up───v.建立；装配；开业；竖立

sit up───熬夜；端坐

shifts up───上移；加档，升档

splits up───分裂，分离

Her head spins dizzily as soon as she sits up.───她一坐起来，就感到天旋地转。

He often sits up late.───他经常熬夜。

man sits up in his bed for an hour each afternoon to help drain the fluid from his lungs.───男子每天下午在床上坐一个小时，以便排出肺部的液体。

The bad weather has returned. No one comes to see me now. Julie sits up with me as often as she can.───天气又变坏了，没有人来探望我，朱利尽可能地照料着我。

My wife sits up in bed with her tablet in one hand and the other stroking our dogs, while paying her husband scant attention.───我妻子坐在床上时，一手摆弄着手机，另一只手则抚摸着家里的狗狗，对她的老公却是视若无人。

Kevin had been slumped at the other end of the sofa but now he sits up and looks around the room. I try not to overplay my hand.───凯文原来一直陷在沙发的另一头，现在他坐起来并且环视着客厅。

When a celebrity shaves her head, the public sits up and notices, but Chen Xiaoxu's gleaming scalp was only the start of the shock.───一个名人剃光了头，会引起公众的极大关注，但陈晓旭青亮的头皮只是这场震惊的开始。

My head sits up above my neck, with two eyes and a mouth and a nose.───我的头坐起来，用两种以上脖子上的眼睛和嘴巴和鼻子。

"A brandy! " The man suddenly sits up and exclaims , "Shut up, everybody, and do as the kind lady says! "───“一杯白兰地。”这时地上的那个人坐了起来，嚷着，“都闭嘴，就照那位好心的太太说得去做！”

He slaps his knee and sits up.

Before the race starts, the luger sits up on the sled.

He sits up in confusion and touches the wound gingerly.

I slide sideways from her as she sits up, grabbing at me to stop me moving away.

But mostly she just sits up there like a spider, sticking her head out of the window to insult the passers-by.

He always sits up far into the night and studies.

He sits up very late to the detriment of his health.

Her head spins dizzily as soon as she sits up.

He sits up straight to do up the buttons or velcro fastenings.