Laticifer
n. [植]乳汁细胞,乳汁管,乳汁器
🗣️ 情景例句
Thanks, Mom.
谢谢，妈。
I'm really sorry about it.
我真是非常抱歉。
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远