Eustele
n. [植]真中柱( 存在于大多数裸子植物和被子植物的茎内)
🗣️ 情景例句
It helps enormously.
这个帮助很大。
One hour today is worth two tomorrow.
今天的一个小时抵得上明天的两个小时。
I would like to express to all of you here our sincere welcome.
让我向在座诸位致以最真挚的欢迎。’