旁观: look on; observe from the sidelines; be an onlooker 短语和例子袖手旁观 look on with folded arms; 冷眼旁观 look on with a critical eye; stay aloof; 旁观雷达 side-looking radar
拱手: 1.(两手在胸前相抱表示恭敬) make an obeisance by cupping one hand in the other before one's chest2.(恭敬; 顺从) submissively