useful

/'ju:sful/ uk　 词频 #2026

大学英语四级大学英语六级考研英语雅思 IELTS英语专业八级英语专业四级

useful 是什么意思

中文释义

a. 有用的, 有益的

[机] 有用的, 有效的

英文释义

a. being of use or service

useful 的真实例句

以下例句摘自真实英文文章，看看 useful 在自然语境里怎么用：

If the box looks useful, it pulls a second-stage payload and runs it inside Reader.

—— Months-old Adobe Reader zero-day uses PDFs to size up targets

To answer these questions, it is useful to distinguish between perception and reality.

—— Is command-and-control leadership back in fashion?

It gets all the basics right, though, with good image quality, multiple video inputs, and a useful built-in USB hub.

—— Best Mac monitors 2026: The Mac compatible displays we recommend

Touchscreens are useful for artists and video professionals, with many pro tools having accurate touch functionality that beats using a mouse.

—— Best Mac monitors 2026: The Mac compatible displays we recommend

同词表相邻词汇