Backsiphonage
反虹吸
🗣️ 情景例句
What are you doing tomorrow night?
明天晚上做什么？
Perhaps you've heard our product's name. Would you like to know more about it?
也许你已听说过我们产品的名称，你想知道更多一点吗？
The great statue, which was designed by the sculptor Auguste Bartholdi, took ten years to complete.
这座由雕像家奥古斯特。巴索尔地设计的巨大雕像是用10年时间雕像刻成的。