Word: 有用 (yǒuyòng)

他只买对他会有用的东西。

Tā zhǐ mǎi duì tā huì yǒuyòng de dōngxi.

He only buys things that will be useful to him.

他有用英文写日记的习惯。

Tā yǒuyòng Yīngwén xiě rìjì de xíguàn.

He keeps a diary in English.

他的意见都不是非常有用。

Tā de yìjiàn dōu bú shì fēicháng yǒuyòng.

None of his advice was very useful.

你会发现这张地图非常有用。

Nǐ huì fāxiàn zhè zhāng dìtú fēicháng yǒuyòng.

You'll find this map very useful.

复制/粘贴是很有用的。

Fùzhì/zhāntiē shì hěn yǒuyòng de.

Copy-and-paste is very useful.

我会把所有有用的信息给你的。

Wǒ huì bǎ suǒyǒu yǒuyòng de xìnxī gěi nǐ de.

I will provide you all the necessary information.

我的字典非常有用。

Wǒ de zìdiǎn fēicháng yǒuyòng.

My dictionary is very useful.

我的爱好不但广泛而且有用。

Wǒ de àihào búdàn guǎngfàn érqiě yǒuyòng.

My hobbies are not only wide-ranging but also useful.

英语在商业中很有用。

Yīngyǔ zài shāngyè zhōng hěn yǒuyòng.

English is useful in commerce.

说英语很有用。

Shuō Yīngyǔ hěn yǒuyòng.

Speaking English is useful.

这个机器对我们都很有用。

Zhège jīqì duì wǒmen dōu hěn yǒuyòng.

This machine was of great use to us all.

这个网站很有用。

Zhège wǎngzhàn hěn yǒuyòng.

This website is very useful.

这个词对我很有用。

Zhège cí duì wǒ hěn yǒuyòng.

The word is of great use to me.

这把刀对我很有用。

Zhè bǎ dāo duì wǒ hěn yǒuyòng.

This knife was very useful to me.

这本书对你有用。

Zhè běn shū duì nǐ yǒuyòng.

This book may well be useful to you.

这本护照的有用期限为五年。

Zhè běn hùzhào de yǒuyòng qīxiàn wèi wǔ nián.

This passport is valid for five years.

那或许会有用。

Nà huòxǔ huì yǒuyòng.

It might prove useful.

铁是个有用的金属。

Tiě shì gè yǒuyòng de jīnshǔ.

Iron is a useful metal.

铁是种有用的金属。

Tiě shì zhǒng yǒuyòng de jīnshǔ.

Iron is a useful metal.

马是种很有用的动物。

Mǎ shì zhǒng hěn yǒuyòng de dòngwù.

Horses are useful animals.