Monosymmetrical
a. 单轴对称的, 两侧对称的
🗣️ 情景例句
Thanks. Excuse me.
谢谢。对不起，失陪了。
The black ox has trod on his foot.
祸事临头。
He will be in his small boat, Topsail.
他将乘坐他的“涛波赛”号小艇。