1. Have a problem doing something
例句：I have a problem understanding this math equation.
（我在理解这个数学方

1. Have a problem doing something
例句：I have a problem understanding this math equation.
（我在理解这个数学方

1. have trouble doing something
（最常用，自然口语化）
例句: I have trouble understanding his accent.
解析: trou

1. Have difficulty (in) doing something
结构：have difficulty (in) + 动名词
例句：
I have difficulty under

常用表达方式
1. Have difficulty (in) doing something
（介词 "in" 可省略，后接动名词）
例句: She had difficulty (in) ad

在英语中，想要表达"攀登知识高峰时步履维艰"的窘境，语言系统为我们准备了三位性格迥异的向导。这些固定搭配如同三把不同形状的钥匙，既能开启同一扇理解之门，又暗藏着微妙的情绪密码。让我们跟随"have a

1. Have difficulty (in) doing something
结构： `have difficulty (in) + 动名词`
例句：
She has difficulty (

清晨的阳光刚爬上书桌，三个英文短语正挤在笔记本里窃窃私语。它们都说着"做某事有困难"的意思，却穿着不同的语法外衣。当中国学生推开单词本的刹那，"have difficulty doing"、"stru

清晨的阳光刚爬上书桌，三个英文短语正挤在笔记本里窃窃私语。它们都说着"做某事有困难"的意思，却穿着不同的语法外衣。当中国学生推开单词本的刹那，"have difficulty doing"、"stru

1. It's hard/difficult to do something
最基础表达
例句：It's hard to learn a new language at an older age.