Titroscope
滴定式酸碱计
🗣️ 情景例句
Hi.
你好！
Is it too late?
来得及吗？
No, Jeanne, I wasn't ill. I know I look older than my age now. That's because of hard work-ten years of hard work.
没病，让娜，我没生过病。我知道我看上去比我的年纪要大些，那是因为劳累的缘故--10年的劳累呀！