control; to exercise control over; to contain[cedict]
自己
zì jǐㄗˋ ㄐㄧˇ
self; (reflexive pronoun); own[cedict]
而
érㄦˊ
and; as well as; and so; but (not); yet (not); (indicates causal relation); (indicates change of state); (indicates contrast)[cedict]
你
nǐㄋㄧˇ
you[cedict]
可以
kě yǐㄎㄜˇ ㄧˇ
can; may; possible; able to[cedict]
掌握
zhǎng wòㄓㄤˇ ㄨㄛˋ
to grasp (often fig.); to master; to know well; to understand sth well and know how to use it; fluency; to control; to seize (initiative, opportunity, destiny)[cedict]