Varifocal
[摄]变焦距
🗣️ 情景例句
If it ain't broke, don't fix it.
东西还没坏，就别急去修它。
What courses will you be taking this semester?
你本学期打算修什么科目？
yet we might grudge paying a surgeon a high fee for offering us precisely this service.
但就在外科大夫给我们提供了这种服务后，我们却可能为所支付的昂贵的费用而抱怨。