Monosymmetrical
a. 单轴对称的, 两侧对称的
🗣️ 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行，乔治。但是我个人相信一封商业信函应该以“敬上”结尾，而不是“谨启”。
Let sleeping dog lie.
勿惊卧狗；切莫惹是生非。
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。