Tachometer dynamo
[电] 转数计用发动机
🧩 词语组成解析
tachometer
[tæˈkɑ:mɪtə(r)]
n. 转速计，流速计;测速计;旋速计;速度计;
🗣️ 情景例句
It's been great talking to you.
和你谈得真高兴。
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
After he was defeated by a boxer called Gentleman Jackson, he was quickly forgotten.
他在被一个叫杰克逊绅士的拳击手击败后很快被遗忘。