Lignum quassiae
[醫(yī)] 洋苦木, 苦木
?? 詞語組成解析
n. 木材
??? 情景例句
I know,
我知道，
You've got an express mail.
你有特快專遞。
Forty-two years later a tunnel was actually begun.
42年以后，隧道實(shí)際已經(jīng)開始建了。