Sph
abbr. spherical lens 球面透镜
🗣️ 情景例句
He accused the government of tearing up the negotiated agreement.
他控告政府撕毁协议。
Did you hurt yourself?
你自己割伤的？
If you have any comment about these clauses, do not hesitate to make.
对这些条款有何意见，请尽管提，不必客气。