Schlieren
条纹照相, 暗线照相, 纹景法, 纹影法
🗣️ 情景例句
It was wonderful.
太好了。
Do you have any tickets available for that date?
你们有那天的票吗？
Use this treatment twice a day for a week. And another thing, at the end of the week, throw the frozen peas away. They won't be fit to eat.
一天治疗两次，一周为一个疗程。还有，一周以后要把冻豌豆扔掉。它们不能吃。