a good Samaritan

US /ə ɡʊd səˈmær.ɪ.tən/
UK /ə ɡʊd səˈmær.ɪ.tən/
"a good Samaritan" picture
1.

好心人, 樂於助人者

a person who helps other people, especially strangers, in a difficult situation

:
A good Samaritan stopped to help the stranded motorist change a flat tire.
一位好心人停下來幫助被困的司機更換爆胎。
The old woman thanked the good Samaritan who returned her lost wallet.
老婦人感謝那位歸還她丟失錢包的好心人