Othosenine
[化] 奧索(千里光)堿
??? 情景例句
But I have a doctor's appointment in the afternoon.
但我后天下午跟醫生約好了。
Are you with me?
你們跟上我講的了嗎？
Whenever I visit him, he is not at home.
不管我什么時候去找他，他都不在家。