Mortiser
凿榫机
🗣️ 情景例句
Yes. This is Richard Stewart.
是的。我是Richard Stewart。
Are they all non-reserved seats?
他们全部不预订的吗？
From these he can go on to appreciate more complex forms or combinations of several forms.
从这些形体出发，观赏者可进一步观察更为复杂的形体或若干形体的组合。