袖手旁观，袖手观望

1. doing nothing (to help), watching with one's arms folded

intransitive verb noun or participle which takes the aux. verb suru noun (common) (futsuumeishi)

双手拱手于胸前行礼（中国式问候方式）

2. bowing with one's hands locked together in front of one's chest (form of Chinese salute)

noun or participle which takes the aux. verb suru intransitive verb noun (common) (futsuumeishi)