体重 + Number + Unit
The noun 体重 (tǐzhòng) means "body weight" and is used to describe how much a person or animal weighs. It is a formal and precise term commonly found in scientific, medical, and descriptive contexts. Pair 体重 with a number and unit of measurement to state a specific weight.
医生说我的体重有点偏高,需要控制饮食。
yīshēng shuō wǒ de tǐzhòng yǒudiǎn piān gāo, xūyào kòngzhì yǐnshí.
The doctor said my weight is a bit high and I need to control my diet.
这只小猫的体重才三公斤,太轻了。
zhè zhī xiǎo māo de tǐzhòng cái sān gōngjīn, tài qīng le.
This kitten weighs only three kilograms — it's too light.
她每天早上都会称一下体重。
tā měitiān zǎoshang dōu huì chēng yīxià tǐzhòng.
She weighs herself every morning.