self- defence的用法和樣例：
例句
- If justifiable defence exceeds the limits of necessity and undue harm is caused, an appropriate amount of civil liability shall be borne.
正當防衛超過(guò)必要的限度，造成不應有的損害的，應當承擔適當的民事責任。 - However, in practice, it is also difficult to judge the limits of justifiable defence sometimes.It need further research by experts of criminal jurisprudence gradually.
但是在實(shí)踐中，有時(shí)也很難判定正當防衛的限度，這就需要刑法學(xué)專(zhuān)家不斷進(jìn)一步地研究。
