Graface
石墨-二硫化钼固体润滑剂
🗣️ 情景例句
Hello.... Hello, Alexandra. How are you? ... Fine.
好……Alexandra。你好吗 ……很好。
I've got no place to go.
天要亡我！
He gets out of the lift. Then he walks to a bus stop.
他走出电梯。然后步行到公共汽车站。