在英文中，“怕父亲吃苦”可以用 "afraid of causing trouble or hardship for one's father" 来表示。这个表达的来源可能源于对亲人的关心和尊重，以及希望能够为他们减轻负担。
下面是一些例句：
I didn't want to ask my father for help with the car because I was afraid of causing trouble or hardship for him.
She didn't want to ask her boss for a raise because she was afraid of causing trouble or hardship for him.
He didn't want to ask his friend for a favor because he was afraid of causing trouble or hardship for him.
以上例句的中文翻译分别为：
我不想请父亲帮忙修车，因为我怕给他带来麻烦或负担。
她不想向老板要求加薪，因为她怕给他带来麻烦或负担。
他不想向朋友求情，因为他怕给他带来麻烦或负担。
下面是一些例句：
I didn't want to ask my father for help with the car because I was afraid of causing trouble or hardship for him.
She didn't want to ask her boss for a raise because she was afraid of causing trouble or hardship for him.
He didn't want to ask his friend for a favor because he was afraid of causing trouble or hardship for him.
以上例句的中文翻译分别为：
我不想请父亲帮忙修车，因为我怕给他带来麻烦或负担。
她不想向老板要求加薪，因为她怕给他带来麻烦或负担。
他不想向朋友求情，因为他怕给他带来麻烦或负担。