拉拉队长的英文：
cheer-leader

参考例句：

The cheerleaders are jumping to and fro.
拉拉队长们来回地跳跃。

"When the cheerleader fell, I could not But laugh."
"当拉拉队长跌倒,我禁不住大笑出来。"

cheer是什么意思：
n. 欢呼声；振奋；鼓励，激励
v. 欢呼；鼓舞

The football fans cheered their team.
足球迷们给他们的队加油。

Cheerful company shortens the miles
旅有好旅伴,不觉行程远

A cheerful wife is the joy of life
快乐的妻子是生活的乐事

Cheers! See you tomorrow night.
再见！明晚见。

her cheerful nature; a cheerful greeting; a cheerful room; as cheerful as anyone confined to a hospital bed could be.
她快乐的天性；令人愉快的问候；令人愉快的房间；像每一个在医院坐月子的人一样高兴。

leader是什么意思：
n. 领导者；指挥；领唱；首席小提琴手；负责人；领先者；佼佼者

Then you select the leader.
然后你们选出指挥。

The two leaders are struggling for power.
那两个领导人正在争夺权力。

The leaders of the interest will help you.
业内的领导们将帮助你。

They were intriguing to spring their leader.
他们正密谋把头儿救出来。

The leaders will not agree to the course of the dean.
领导们不会赞同主任的做法。