yī huí shēng liǎng huí shú
see 一回生二回熟[yi1 hui2 sheng1 er4 hui2 shu2]
一
yī
one
回
huí
variant of 迴|回[hui2]
生
shēng
to be born
两
liǎng
two
熟
shú
ripe; mature
