Men with moustaches all look the same to me.
在我看来, 凡是留须的人模样都很像.
I will have to take a message for Mary.
我必须请你留话给玛丽。
You must guard against errors.
你必须留意以免出错。
His property had to remain within the gens.
财产必须留在氏族以内。
All international students must have health insurance through Overseas Students Health Cover.
所有的留学生都必须参加“留学生健康保险”。
And we should also do a good job with those who have to be held back.
必须留级的，也要做好工作。
wear a beard, coat, hat, ring, watch
留胡须、 穿大衣、 戴帽子、 戴戒指、 戴手表
Manoes he have a mustache or a beard?
路人：他有留短髭或蓄有胡须吗？
You must watch your step so as not to fall down.
你必须留心脚下才不会跌下去。
If you want to grow a beard you must stop shaving.
如果你要留胡须，你就别刮它。
So today, you must stay back after school.
所以，今天放学后你必须留在学校。
He's tall with short blond hair and a beard.
他高高的个子，短短的金发，还留着胡须。
My meaning, in sum, is that you must stay.
简单地说,我的意思就是你必须留下来。
I had to stay, because I feel sick.
我必须留下来，因为我感觉不舒服。
We must allow an hour for changing trains.
我们必须酌留一小时以便换车。
I said to myself, @I have to stay here all night.
我自言自语道：“我必须整晚留在这里。”
My plans force me to leave it in Chicago.
我的计划使我必须将它留在芝加哥。
Father, leave me alone. I must stay here now.
“神父，不要管我。我现在必须留在这里。”