Phakometer
(=phakoscope)透镜组聚光能力测定计
🗣️ 情景例句
parents are invited to attend--
家长被邀请来参加
I'd be glad to help.
我乐意帮忙。
Hello, Jim! May I ask you some questions?
你好，吉姆！我可以问一问题吗？