Hair為不可數(shù)名詞的時(shí)候用is。hair這個(gè)詞既可以是可數(shù)名詞，也可以是不可數(shù)名詞，只是含義稍有變化。hair作為不可數(shù)名詞是“頭發(fā)”的總稱，是集合名詞。hair作為可數(shù)名詞，是指一根一根的“頭發(fā)”或“毛發(fā)”。

hair的例句

She walked forward and embraced him and stroked his tousled white hair.

她走上前擁抱他并輕撫他凌亂的白發(fā)。

Applying the dye can be messy, particularly on long hair.

涂抹染發(fā)劑可能會(huì)搞得一團(tuán)糟，特別是長(zhǎng)發(fā)。

His long, uncovered hair flew back in the wind.

他那露在外面的長(zhǎng)發(fā)隨風(fēng)向后飛舞。

He was a tall, thin man with grey hair.

他是個(gè)瘦高個(gè)，頭發(fā)灰白。

He had long unkempt hair and a stubbly chin.

他的頭發(fā)又長(zhǎng)又亂，臉上胡子拉碴。

His hair was disheveled, and his face was unshaven and gray.

他頭發(fā)凌亂，沒(méi)刮胡子，臉色蒼白。

Sarah lifted her hand and started twirling a strand of hair.

薩拉抬起手來(lái)開(kāi)始用手指纏繞一縷頭發(fā)。

Teddy ran thick fingers through his unruly thatch of hair.

特迪用自己的粗手指頭捋了一下濃密蓬亂的頭發(fā)。

Her cousin, a hairdresser, was perming her hair as a special treat.

她表兄是美發(fā)師，正在免費(fèi)給她燙發(fā)。

She unbound her hair and let it flow loose in the wind.

她把頭發(fā)解開(kāi)，讓它隨風(fēng)飄動(dòng)。