Xylem
n. 木质部\\n[医] 木质部(植物纤维束的)
🗣️ 情景例句
Let's drill them in English pronunciation.
我们来给他们做英语发音练习。
Did I hear you right?
我有没有听错？
Economy is one powerful motive for camping, since after the initial outlay upon equipment,
图省钱是露营的一个主要动机，因为除了开始时购置或是租借一套露营装备外，