例句與造句

1. belt length from head to tail roller is 2820 metres centre of shaft, 800mm wide, 110mm drum diameter
   是說網(wǎng)帶的長度是2820米,80厘米寬.滾桶直徑是11厘米嗎
2. It's difficult to find tail roller in a sentence. 用tail roller造句挺難的