Xylem
n. 木质部\\n[医] 木质部(植物纤维束的)
🗣️ 情景例句
She told the boss the was quitting.
她告诉老板说她打算辞职。
Did you make sesame cakes yourself?
你自己亲自做烧饼？
Yet a great many processes depending on such research are sought for with complete secrecy until the stage at which patents can be taken out.
然而，依赖这种研究的很多工艺程序是在完全保密的情况下进行的，直到可以取得专利权的阶段为止。