倒计时

dàojìshí

to count down

计时器

jìshíqì

timer

计时法

jìshífǎ

time reckoning

计时赛

jìshísài

time trial (e.g. in cycle race)

计时炸弹

jìshízhàdàn

time bomb

计时测验

jìshícèyàn

time trial

计时工资

jìshígōngzī

time rate wage

计时收费

jìshíshōufèi

time charge

计时比赛

jìshíbǐsài

time trial (e.g. in cycle race)

滴漏计时器

dīlòujìshíqì

hourglass

停车计时器

tíngchējìshíqì

parking meter

放射性计时

fàngshèxìngjìshí

radiometric dating

煮蛋计时器

zhǔdànjìshíqì

egg timer