Herringboning
人字形採矿法
🗣️ 情景例句
Good luck, Son.
祝你好运 ，孩子。
I wasn't aware of that.
我没有意识到。
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，