Unresounding
无回响的
🗣️ 情景例句
By arranging with the public schools
首先， 从公立学校开始
Whatever.
无论做什么。
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。