Gearset
齿轮组
🗣️ 情景例句
This the rich part of town.
这里是小镇的富人区。
We were waiting for a sight of the Queen.
我们正等着一睹女王的风采。
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，