Lignins
(lignin 的复数) n. 木质素\\n[化] 木质素; 木素
🗣️ 情景例句
My pleasure, Doctor.
非常荣幸，医生。
Where were you yesterday afternoon?
你昨天下午在哪儿？
Doctor, I'm not feeling well, she said. I often feel tired.
“医生，我感到不舒服，”她说，“我经常感到疲倦”。