Secondary(optical)axis
[化] 副轴; 副光轴
🗣️ 情景例句
There's Mother and Grandpa ...
有妈妈和祖父呢……
If you run after two heares, you will catch neither.
两头落空。
If a citizen's complaint is justified, the Ombudsman will act on his behalf.
如果公民的意见正确，司法特派员便为他伸张正义。