Birectangular
[数]双直角形
🗣️ 情景例句
She's having a baby?
她怀孕了吗？
Hello, it's a pleasure to meet you all.
你们好，很高兴见到大家。
It wasn't easy to win the match. No. 64 Middle School is really a strong team.
赢这场球不容易。第64中学的的确是一支强队。