Directrixes
n. [数] 准线
🗣️ 情景例句
I know you must be excited to go home after such a long business trip.
出差这么久，终于要回家了，我想你一定很高兴。
The first several months were a difficult time.
所以头几个月过得有些艰难。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。