Clavin
[医] 克累文(亮氨酸天门冬氨酸混合物)
🗣️ 情景例句
Don't litter.
请不要乱扔东西。
To promise and give nothing is comfort to a fool.
允诺而不费什么是给愚蠢人的安慰。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。