他需要进行手术。
tā xūyào jìnxíng shǒushù 。
He needs to undergo surgery.
这次手术非常成功。
zhècì shǒushù fēicháng chénggōng 。
This surgery was very successful.
医生告诉我手术要两个小时。
yīshēng gàosù wǒ shǒushù yào liǎng gè xiǎoshí 。
The doctor told me that the operation will take two hours.