Underwound
欠旋（沿右手螺旋相反方向捻动）
🗣️ 情景例句
Don't mention it.
没事儿。
The sea refuses no river.
大海有能容之量。
So archaeologists have neither history nor legends to help them to find out where the first 'modern men' came from.
于是，考古学家们既缺乏历史记载，又无口头传说来帮助他们弄清最早的“现代人”是从哪里来的。