Protocapsaicine
原辣椒碱
🗣️ 情景例句
Tonight's a problem. What about tomorrow night?
今晚不行，明晚怎样？
Remember me to your wife please.
请替我问候你的妻子。
the necessary method of study is to group the relevant material and to take note of all possible variant forms and conditions.
应采取的研究方法是，把有关各方面的材料汇集起来，同时注意任何可能出现的异常情况和条件。