Fallen arch
[医]扁平足
🧩 词语组成解析
fallen
[['fɔ:lən]]
a. 堕落的, 落下来的, 陷落的\\nfall的过去分词
arch
[ɑ:tʃ]
n. 弓形;拱门;拱形物;足弓，齿弓;
vt. （使）弯成拱形;用拱连接;向后弯;
vi. 拱起;成为弓形;
adj. 主要的;首要的;调皮的;淘气的;
🗣️ 情景例句
(looking at his calendar) Oh, next Friday is May 4th.
（正在看着日历）哦，下周五是五月四号了。
He has gone to America.
他去美国了。[动作结束后的结果持续至今]
But even the mosquito has been subdued by attention to drainage and by chemical sprays.
然而即使蚊子，也由于我们注意清理污水和喷洒化学药品而被制服了。