Blocklatch
砲闩保险机
🗣️ 情景例句
Sam, get Mr. Levine at Toytown Stores
Sam，给Toytown Stores的Levine先生
Idle young, needy old.
少壮不努力，老大徒伤悲。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。