on; on top; upon; first (of two parts); previous or last (week etc); upper; higher; above; previous; to climb; to go into; above; to go up; to attend (class or university); third tone of putonghua[cedict]
漂流
piāo liúㄆㄧㄠ ㄌㄧㄡˊ
carried by the current[cedict]
今日
jīn rìㄐㄧㄣ ㄖˋ
today[cedict]
通过
tōng guòㄊㄨㄥ ㄍㄨㄛˋ
by means of; through; via; to adopt; to pass through; to get through; to switch over[cedict]