Quarter-back
n. 橄榄球的四分卫\\nvt. （以四分卫）指挥进攻；领导；操纵\\nvi. （橄榄球中）担任四分卫
🧩 词语组成解析
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[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
That's very nice of you.
你真是太好了。
In time of peace prepare for war.
居安思危。
As there are so many people about, the dogs have to be kept in a special enclosure.
由于来人太多，狗被关在专门的围栏里。