Bicylinder
双柱面透镜
🗣️ 情景例句
Well, that's life, isn't it?
这就是生活，不是吗？
Do you have a ball point pen?
你有圆珠笔吗？
At her London Hotel today Miss Marsh told reporters she might retire.
今天在伦敦旅馆，马什小姐告诉记者她可能要退休。