How common it is
一半 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
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Pronunciation focus
Say yī bàn slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
一半用来表示两个相同部分中的一个。例如，如果你有一个苹果被切成了两半，你可以用一半来形容其中的一部分。
yī bàn lái yòng bù lái biǎo示 liǎng gè xiāng tóng bù fèn zhōng de yì gè。rúkě nǐ yǒu yí gè píngguǒ bèi qiē chéng le liǎng bàn，nǐ kěyǐ yòng yī bàn lái jiēmén qízhōng de yì bù fèn。
一半 is used to describe one of two equal parts. For example, if an apple is cut into two halves, you can use 一半 to refer to one part.
Context note
一半常见于描述物体被分成两半的情况，比如食物、图片等。
yī bàn jìncān yú míngsù wùtǐ bèi chōu fēn liǎng bàn de qíngkuàng，bǐrú shíwù、túpiàn děng。
Half is commonly used to describe situations where objects are divided into two halves, such as food or pictures.
5 examples
一个苹果的一半是一个红色的果肉。
yí gè píng guǒ de yí bàn shì yí gè hóng sè de guǒ ròu。
One half of an apple is a red fruit flesh.
两个孩子分一半的饼干。
liǎng gè hái zi fēn yí bàn de bǐng gān。
Two children share half of the cookie.
这个蛋糕的一半是巧克力口味。
zhè ge dàn gāo de yí bàn shì qiǎo kè lì kǒu wèi。
Half of this cake is chocolate flavor.
我只吃了苹果的一半。
wǒ zhī chī le píng guǒ de yí bàn。
I only ate half of the apple.
一半的作业已经完成了。
yí bàn de zuò yè yǐ jīng wán chéng le。
Half of the homework has already been completed.
5 mini stories
妈妈把苹果切成两半，给小明和小红各一半。
mā ma bǎ píng guǒ qiè chéng liǎng bàn， gěi xiǎo míng hé xiǎo hóng gè yí bàn。
Mom cut the apple into two halves and gave each half to Xiao Ming and Xiao Hong.
爸爸画了一张图画，他把图片的一半涂成了蓝色。
bà ba huà le yì zhāng tú huà， tā bǎ tú piàn de yí bàn tú chéng le lán sè。
Dad drew a picture, he colored one half of it blue.
小华的作业完成了，他的另一半作业明天完成。
xiǎo huá de zuò yè wán chéng le， tā de lìng yí bàn zuò yè míng tiān wán chéng。
Xiao Hua finished his homework today, and the other half will be done tomorrow.
姐姐把饼干分成两半，她自己吃了一半，另一半给了弟弟。
jiě jiě bǎ bǐng gān fēn chéng liǎng bàn， tā zì jǐ chī le yí bàn， lìng yí bàn gěi le dì di。
The older sister divided the cookie into two halves; she ate one half and gave the other to her younger brother.
老师把试卷的一半题目讲解了，另一半留到下节课讲。
lǎo shī bǎ shì juàn de yí bàn tí mù jiǎng jiě le， lìng yí bàn liú dào xià jié kè jiǎng。
The teacher explained half of the test questions in this class, and the other half will be covered in the next lesson.