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[化] 对氨基苯甲酸丁酯
🗣️ 情景例句
Does two o'clock sound alright?
两点钟好吗？
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
Oh, thank you! said Ann. Look at the nice paper. Can I open it now, or later?
“噢，谢谢你！”安说，“瞧这漂亮的纸。我现在开还是以后再开？”