to do; to make; to produce; to write; to compose; to act as; to engage in; to hold (a party); to be; to become; to function (in some capacity); to serve as; to be used for; to form (a bond or relationship); to pretend; to feign; to act a part; to put on a[cedict]
然后
rán hòuㄖㄢˊ ㄏㄡˋ
after; then (afterwards); after that; afterwards[cedict]
观察
guān cháㄍㄨㄢ ㄔㄚˊ
to observe; to watch; to survey; to examine; observation; view; perspective[cedict]