U-turns
n. (车、船等的)U形转弯；掉头；180度转换, 大转变\\nvi. 作U形转弯
🧩 词语组成解析
n. 转弯；匝数；圈数（turn的复数形式）；手动车床
🗣️ 情景例句
a portrait of the United States--
一幅美国的剪影--
I've got a pain in my back.
我的后背有点疼痛。
Suddenly the door of the storeroom was opened and a man entered.
突然贮藏门开了，一个男人走了进来。