Hexachloro endoethylene tetrahydrophthalic acid
[化] 氯橋酸
?? 詞語組成解析
??? 情景例句
You have to expect the unexpected in Shanghai.
在上海，你總會有意想不到的收獲。
This is a desk.
這是一張桌子。
Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.
森林火災(zāi)時(shí)常由破碎的玻璃或人們隨手扔掉的香煙頭引起。