常見例句雙語例句The multifunctional spontoon has convenient operation and strong practicality.它操作方面，實用性能強。ip.comThe utility model discloses a spontoon-type arm spring exerciser, which relates to a fitness equipment art field… The spontoon-type arm spring exerciser comprises a pair of handles.本實用新型警棍式臂力拉力器涉及運動健身器材技術(shù)領(lǐng)域。ip.com 返回 spontoon