持有者的英文：holder参考例句：“holder” means the person whom the register of marks shows as the holder of the registration“注册持有人”指商标注册簿上列为注册持有者的人Preferred stock holders can preferencially get ...阅读全文
冲程的英文：stroke参考例句：Bore x stroke缸径x冲程scavenging stroke扫气[换气]冲程,清除冲程,排泄行程The position of the valves during the power stroke are both closed在作功冲程期间，气门的位置都是关闭的。The remainder of the powe...阅读全文
