Yǐqián dǎgǔ kào dǎgǔjī, xiànzài dōu yòng liánhé shōugējī le.
We used to thresh with a threshing machine - now combines do everything.
Tips
usage
Part of the harvest verb series: 收割 (reap) - 打谷 (thresh, separate grain from stalk) - 晒谷 (sun-dry) - 脱粒 (de-hull) - 入仓 (store). 打谷场 is the threshing floor.