Opalescin
乳白蛋白
🗣️ 情景例句
but I have work to do.
但我有工作要做。
It's one o'clock sharp.
现在一点整。
my aunt unexpectedly returned one afternoon with a party of guests and instructed Bessie to prepare dinner.
一天下午，她出其不意地回来了，带来一大批客人，吩咐贝西准备晚饭。