单词	airtight work
释义	airtight work [机] 气密工程
随便看	pumping it pumping joint pumping lamp pumping lamp ignition pumping lemma pumping lemmas pumping lemmata pumping level pumping lift pumping light pumping light intensity pumping limit pumping line pumping loop pumping loss pumping-loss pumping losses pumping machine pumping machinery pumping-machinery pumping magnetic pumping main pumping mechanism pumping method pumping motor 鸣鼓而攻之鸥鸥燕鸥鹭眠沙，渔樵唱晚，不管人间半点愁鸦噪暮云归古堞，雁移沙渚见秋潮。鸦巢生凤鸦有反哺之义，羊有跪乳之恩鸦有反哺之孝，羊有跪乳之恩鸦浴风，鹊浴雨，八哥儿洗浴断风雨鸦窝里出凤凰皋月皋芦皎皎洁皎然皎白皎皎皎黄皑皓