Front crawl
爬泳，自由泳
🧩 词语组成解析
crawl
[krɔl]
vi. 爬行;缓慢行进;巴结;
n. 缓慢的爬行;〈美俚〉跳舞，自由式游泳;养鱼（龟）池;
🗣️ 情景例句
Yes.
能。
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
'Oh dear,' said the conductor suddenly.
“哎呀，”售票员突然说，