guardian angel
英
/ˌɡɑːdiən ˈeɪndʒl/
  
美
/ˌɡɑːrdiən ˈeɪndʒl/
 
n.
守护天使
复数： guardian angels
牛津词典
noun
守护天使
a spirit that some people believe protects and guides them, especially when they are in danger

(figurative) A delightful guide was my guardian angel for the first week of the tour.

令人愉快的导游是我第一周旅行的守护神。

百度翻译对原文进行调整，例句发音部分来自牛津

柯林斯词典
guardian angel
1
N-COUNT 守护天使
A guardian angel is a spirit who is believed to protect and guide a particular person.
英英释义
noun

1
an angel believed to have special affection for a particular individual
Synonym:
guardian spirit
数据来源：WordNet

双语例句
1
The ill-advised conceit of the guardian angel dooms the film from the start. 

对守护天使的蹩脚设计弄巧成拙，从一开始就注定这部电影要失败。

《牛津高阶英汉双解词典》

2
You make it sound like you're my guardian angel. 

听起来你像是我的守护天使

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3
A delightful guide was my guardian angel for the first week of the tour. 

令人愉快的导游是我第一周旅行的守护神。

《牛津高阶英汉双解词典》

4
Do you think that each one has a guardian angel? 

你相信每个人都有自己的守护天使吗？

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5
Well, my guardian angel's looking out for me. 

我的守护天使会保护我的。

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6
Of course. I'm a guardian