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n. 注册；签约
✅ 同义词
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
Deliberate before you begin, then execute with vigour.
著手前要深思熟虑，执行要果断有力。
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，