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n. 发射机应答器\\n[电] 询答机
🗣️ 情景例句
He never married because
他不结婚是因为
Mountain-climbing is difficult.
登山是困难的事。
Our own warm atmosphere and the heat generated by the telescope would make it impossible to detect objects as small as planets.
地球周围温暖的大气层和望远镜散出的热量使得我们根本不可能找到比行星更小的物体。