1.watch over 照看；看护
例句：It was my duty to watch over the children.
照看那些孩子是我的职责。

2.be mixed with 混合
例句：They put the sand in water, to see if something was mixed with it.
他们把沙浸入水中看看里面是否混有什么东西。

3.rise up 扬起
例句：The sun will rise up at six thirty in the tomorrow morning.
明天早晨太阳将在六点三十分升起。

4.be distinguished from 区分
例句：A number of alien races cannot be distinguished from humankind, at least not at a superficial glance.
一些外星种族看起来无法和人类区分，至少一眼看上去。