blades造句
Overhead, the chopper roared and the big
blades churned the air.
头顶上，直升机在呼啸，巨大的螺旋桨叶片搅动着空气。
He complained a little of a nagging pain between his shoulder
blades.
他有几句提到说肩胛骨之间一直在疼。
They have been turning out great
blades for 400 years.
他们生产优质刀片已经有400年历史了。