Squelette
翼形中线(弧线), 剖面中线
🗣️ 情景例句
Oh yes, the May Fourth Movement. I've read about it.
哦，是的，五四运动，我听说过。
We'll ship our goods in accordance with the terms of the contract.
我们将按合同条款交货。
Round about, piles of limestone glistened in all the colours of the rainbow.
周围是一堆堆石灰石，像彩虹一样闪闪发光。