Bilien
胆汁烯, 一烯胆色素核
🗣️ 情景例句
Help yourself to celery and carrots and other vegetables.
请你们自己盛芹菜， 胡萝卜 和其他蔬菜。
I can't help it, sir.
我也无能为力，先生。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。