Xanthoxin
n. [生化]黄氧素(光致氧化作用的产物, 在某些植物组织里起抑制生长的作用)
🗣️ 情景例句
Who are you rooming with?
你和谁同屋？
Is that a book?
那是一本书吗？
Just as that moment the train came into the station.
正在这时，火车进站了。