Meaning of shí shī:
shí shī
实施
Verb
to implement; to carry out
Zhèngfǔ zhèngzài nǔlì shíshī xīn de huánbǎo zhèngcè.
政府正在努力实施新的环保政策。
The government is striving to implement new environmental policies.
Zhèngfǔ juédìng zài xià gè yuè kāishǐ shíshī xīn de zhèngcè.
政府决定在下个月开始实施新的政策。
The government has decided to start carrying out the new policy next month.