Directrixes
n. [数] 准线
🗣️ 情景例句
Good-bye, and thanks for bringing Gemma in.
再见，谢谢你们把Gemma送来。
Give me a look.
借看一下。
the waters flow more quietly, and in the end, without any visible break,
河水流得平缓起来，最后连绵不断地