Birectangular
[数]双直角形
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
An ox is taken by the horns,and the man by the tongue.
牛因角被执，人因舌陷身。
of a change of atmosphere, of a diversion of effort, is essential.
改变一下气氛，转移一下注意力，这是不可缺少的。