so long 用法

意思就不说了 。。

要的是用法 这是ph.的词组吗？

用法是什么

see you和so long都可表示再见,一般情况下可通用.
但是前两者比较随便,多用于日常生活.so long多用于正式场合. so long的用法:

意思：再见

例句与用法:
1. So long!  再见！

2. My wife is expecting me at home. I must be off now. So long!
我妻子正在家等着我呢。我必须要走了。再见！

3. It has a span of4260 feet. The bridge is so long that the shape of the earth had to be taken into account by its designer.
桥的跨度有4，260英尺。桥梁很长，所以它的设计师不得不考虑地球的形状。

4. So long! George.
乔治再见！

5. You may eat anything, so long as you don't eat too much.
只要不吃得太多，你可以吃任何东西。

6. You will never be good students so long as you goof around.
如果你们成天游手好闲，就永远也成不了好学生。

7. After being away for so long, he feels like an alien in his own country now.
背井离乡这么久，现在在他自己的国家，他觉得自己像个外人。

8. I don't care about the price, so long as the car is in good condition.
我不计较价钱，只要车很好用就行了。

See you的用法：
See you soon!　 再见。 此句是用于暂时分别用语。
see you again   要用于事先没有预约好的场合
see you later   则要用于事先预约好的场合。
See you around. 用于在同一座楼里，过会儿还有可能再见面时。
See you this afternoon/evening. See you tomorrow. See you at six.
See you= Good-bye!
See you then.   到时候见！

see you,good-dye，so long可表示再见,一般情况下可通用. 但是前两者比较随便,多用于日常生活.so long多用于正式场合