例句與造句

1. An extension reel can only carry full rated current when completely extended.
2. To avoid the need for rolling-up excess length, using an extension reel or for cutting the cord to size, extension cords are sold in prefabricated lengths of 1 to 150 feet ( 30 cm to 45 m ).
3. It's difficult to find extension reel in a sentence. 用extension reel造句挺難的