Semiapochromat
[医] 半复消色差物镜
🏥 医学释义
半复消色差透镜
🗣️ 情景例句
Do you think we should take down the decorations?
你觉得我们应当取掉这些装饰品吗？
No regrets.
无怨无悔。
'If the money was not paid promptly,
如果交款不及时，