Monosymmetric
a. 单轴对称的, 两侧对称的
🗣️ 情景例句
We'll open a letter of credit if you promise to effect shipment one month earlier.
如果你方答应提前一个月交货，我们就同意开信用证。
I forgot what I was gonna say.
我忘了要说什么了。
That sounds strange.
这听起来很奇怪。