Apexcardiograph
心尖搏动图描记器
🗣️ 情景例句
She is a wonderful mother.
她是个了不起的母亲。
My brother is not quite twenty-five.
我的兄弟不够25岁。
She does, doesn't she! I read she's twenty-nine,- but she must be at least forty.
是的，谁说不是呢！我从报上看到她是29岁，但她一定至少有40岁了。