Bracheid
短石细胞
🗣️ 情景例句
Ah, Richard, Marilyn, I want you to meet John O'Neill.
啊 Richard Marilyn 我向你们介绍John O'Neill。
I have due cause to do so.
我有充分的理由这么做。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，