in the process of (doing something or happening); while (doing)[cedict]
改变
gǎi biànㄍㄞˇ ㄅㄧㄢˋ
to change; to alter; to transform[cedict]
比尔
ěr ㄦˇ
Bill (name)[cedict]
我们
wǒ menㄨㄛˇ ㄇㄣ˙
we; us; ourselves; our[cedict]
要
yāoㄧㄠ
yàoㄧㄠˋ
demand; ask; request; coerce[cedict]
important; vital; to want; to be going to; must[cedict]
跟
gēnㄍㄣ
heel; to follow closely; to go with; to marry sb (of woman); with; towards; as (compared to); from (different from); and (in addition to)[cedict]
上
shàngㄕㄤˋ
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]
它
tāㄊㄚ
it (used for things)[cedict]
的
deㄉㄜ˙
díㄉㄧˊ
dìㄉㄧˋ
of; structural particle: used before a noun, linking it to preceding possessive or descriptive attributive[cedict]