基本解释n.渗透同根派生 英汉例句It is an heavy crossbow designed with new idea and new technology, which can shoot the strong penetr... 发布者：薛永飞所在地：河南焦作市行业：礼品、工艺品、饰品职位：外销员工作年限：二年以上penetrativeness; penetrability 穿透本领