Backstop
n. 挡球网, 接球手\\n[电] 背向停止
✅ 同义词
🏥 医学释义
①托架 ②阻尼器
🗣️ 情景例句
Snow.
雪。
What was your name again?
请再说一次名字好吗？
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。