✅ 同义词
🗣️ 情景例句
I'm leaving on Northwest flight 102 on Sunday the thirteenth.
我在星期天、也就是十三号乘坐西北航空的102航班离开。
I hope you have a good trip.
祝你旅途愉快。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。