"Arduous" 来自拉丁文 "arduus"，意思是困难的、艰苦的。
例句：
The journey was more arduous than we had anticipated. (这次旅行比我们预想的更艰巨。)
The task of moving all the furniture by ourselves was more difficult than we expected. (我们自己搬运所有家具的任务比我们预想的更艰巨。)
另一种表达 "more difficult" 意思也是更困难，来自英文 "difficult"，意思是困难的。
例句：
The exam was more difficult than the practice tests. (这场考试比练习测验更难。)
Learning a new language is more difficult as an adult than when you're a child. (作为成年人学习一门新语言比儿童时更难。)
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最佳回答 2023-03-25