long lininglonglining延: prolong; extend; protract绳: rope; cord; string钓延绳: (有许多钩的粗长钓丝) boulter浮延绳: drift line; floating long line延绳钓: [渔业] longline fishing; snagline; long-lining; longline; (鳕鱼) bultow下载手机词典可随时随地查词查翻译