Phelloderm
n. 栓内层, 绿皮层
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
Will it be convenient for you to explain your plans to him?
你向他解释计划将是方便的吗？
What was the population of the less developed countries in 1950?
1950年不太发达国家的人口是多少？