oscillating roller造句

例句与造句

1. There are generally two types of ink distribution rollers : the " ink rotating rollers " ( or " ink transfer rollers " ), which rotate in one direction, and the " ink oscillating rollers " ( or " ink vibrating rollers " ), which rotate and move from side to side.
2. It's difficult to find oscillating roller in a sentence. 用oscillating roller造句挺难的