基本解释[能源科学技术]登救生艇英汉例句双语例句Please pay attention to life-vest when you board the boat, and use them quickly when danger happens, .上船后要留意救生衣的摆放位置，发生意外时迅速启用。nanyangguzhen.comboard the life boat更多例句专业释义能源科学技术登救生艇