Nccf
网络通信控制机制
🗣️ 情景例句
To help scrub the building interior clean.
帮忙把建筑的内部擦洗干 。
I hope you're enjoying your stay here.
我希望你能在这里过得愉快。
At one point, it seemed certain that their plane would crash.
在有个地方，飞机似乎肯定要坠毁了。