Sera
浆液, 血清\\n[医] 血清; 浆液
🗣️ 情景例句
Can it be earlier than that?
能早点吗？
Fire, water, and money are good servants, but bad masters.
水火金钱是忠仆，使用不当是祸首。
I like looking after my sister's baby, but my sister doesn't let me do it.
我喜欢照看我姐姐的孩子，但我姐姐却不让我做这事。