Cerexin
蜡状菌素
🗣️ 情景例句
Certainly, sir. The elevators are right across the lobby.
当然可以，先生。电梯就在大厅的正对面。
I often have lunch at noon.
我常常在中午吃午饭。
When I was a teenager, I felt that I was just young and uncertain --
我十几岁时，总感到自己年轻，有些事拿不准 --