It has a top and a bottom.

它有顶有底。

youdao

You have to have a lot of stamina to be a top-class dancer.

你得很有毅力才能成为一名顶级舞蹈家。

《柯林斯英汉双解大词典》

General Geichenko was a survivor. His father, also a top-ranking officer, had perished during the war.

格晨科将军是一位幸存者。他的父亲也是一位高级军官，在战争中丧生了。

《柯林斯英汉双解大词典》

Montazeri was one of the founding fathers of the Islamic Republic and remained a top arbiter of Shi'ite law.

VOA: standard.2009.12.22

So you see in the hybrid orbital we actually have a larger lobe on top where they constructively interfered.

所以你们可以看到在杂化轨道里,我们上面,由很大的一叶相长干涉。

麻省理工公开课 - 化学原理课程节选

And what's interesting about this sun is it has a ray of light coming out of the top.

这幅画的有趣之处在于红日的光线从画面的顶端射了出来。

It's like 课堂 - SpeakingMax英语口语达人

Moscow is a top 10 derivatives market and a top 20 equities trading market.

FORBES: Is Russia Ready For Life After Oil?

Some women will forgo a place at a top school for a full scholarship at a lesser school.

ECONOMIST: Why more women don't go to business school

The role as head of the civil service will be hived off, after a competition, to a top mandarin running a government department.

ECONOMIST: Shuffling mandarins