Hypoid
准双曲面齿轮的
🗣️ 情景例句
But our members want to go out there
但会员们希望在社会上
Rain before seven; fine before eleven.
雨过天晴。
It is no use inviting the politician or the professional or business man,
同样也是无益的，对于政界人士、专业技术人员、商人来说，