我今天去医院打了一个注射。
wǒ jīntiān qù yīyuàn dǎ le yígè zhùshè 。
I went to the hospital today for an injection.
医生建议我需要注射疫苗。
yīshēng jiànyì wǒ xūyào zhùshè yìmiáo 。
The doctor advised me to get vaccinated with an injection.
这种药物通常通过注射给药。
zhèzhǒng yàowù tōngcháng tōngguò zhùshè gěi yào 。
This medication is usually administered through injection.