今后

jīn hòu

hereafter

一世

yī shì

generation

上星期

shàng xīng qī

last week

中叶

zhōng yè

mid- (e.g. mid-century)

一时

yī shí

a period of time

久

jǐu

(of a period of time) long

一时半霎

yī shí bàn shà

a short time

一晃

yī huǎng

(of passing time) in an ins...

一雨成秋

yī yǔ chéng qīu

a sudden shower towards the...

不时

bù shí

from time to time

九月

jǐu yuè

September

一霎时

yī shà shí

in an instant