original: About 2,000 to 3,000 cocoons are required to make a pound of silk.
simplifications: 2,000 to 3,000 cocoons make a pound of silk. 2,000 to 3,000 cocoons are needed to make one pound of silk. To make a pound of silk costs 2 to 3 thousand cocoons. A pound of silk needs 2,000 to 3,000 cocoons. 2,000 to 3,000 cocoons are needed to make a pound of silk. A pound of silk takes 2,000 to 3,000 cocoons to make. It takes around 2000 to 3000 cocoons to make one pound of silk. 2,000 - 3,000 cocoons are needed to make a pound of silk. Approx 2,000 to 3,000 coconuts are required to make a pound of silk. About 2,000 to 3,000 cocoons are needed to make a pound of silk