It's now so rare that this individual is watched over day and night.如今犀牛十分稀有，因而這一頭被日夜監管著

watch over看守； 監視； 照管

Would you please watch over my booth?

請您照料一下我的攤位好嗎?

The soldiers were keeping close watch over the enemies.

士兵們嚴密注意著敵人的行動。

But he is in great danger,但是他卻身處巨大的危險之中

in danger在危險中

He was in danger of losing his life.

他有失去生命的危險。

The house is now in danger of collapse.

這座房子有倒塌的危險。

Today, powdered rhino horn can fetch up to $65,000 a kilo.如今，犀角粉賣到了每公斤65000美元

fetch up到達；突然停止；彌補

The car suddenly fetch up before a big tree.

小汽車突然在一棵大樹前停了下來。

He must fetch up the time he has lost.

他必須彌補上已經失去的時間