Cascarin
药鼠李苷, 波希鼠李素
🗣️ 情景例句
Something important.
一件重要的事。
Which American singer do you like to listen to?
你喜欢哪个美国歌星的歌曲？
Hello, Jim. Good! You're at home. How are you?
你好，吉姆，太好了，你在家呢！你好吗？