Renninum
凝乳酶
🗣️ 情景例句
You sound like something's bothering you, Susan.
听起来好像你有什么心事， Susan？
When the phone rang, I was painting upstairs.
当电话铃响的时候，我在楼上画画。
But we won't have our big family get-together until Christmas.
但我们要等到圣诞节才会有家庭大团圆。