Periderm
n. 周皮\\n[医] 皮上层(胚); 表皮
🗣️ 情景例句
I am exhausted. My new exercise class is so hard.
我太累了。我那新的健身班太难了。
No cross, no crown.
无苦即无乐。
That's OK. Jim, you must look after yourself and keep healthy.
行。吉姆，你要照顾好自己，保持身体健康。