🧩 词语组成解析
leg
[lɛɡ]
n. 腿;支柱，支架;裤腿;一段赛程;
vi. <口>走，跑;
covering
['kʌvəriŋ]
n. 掩蔽物，遮盖物;
v. 覆盖( cover的现在分词);
🗣️ 情景例句
He is still unable to express himself in English.
他仍然不能用英语表达自己的意思。
To plan a vacation trip.
计划休假的旅行。
You can't buy them in the shop before eight o'clock.
上午八点之前你在商店里是买不到东西的。