haven't; hasn't; doesn't exist; to not have; to not be[cedict]
人
rénㄖㄣˊ
man; person; people[cedict]
能够
néng gòuㄋㄥˊ ㄍㄡˋ
be capable of; can; is able[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]
它
tāㄊㄚ
it (used for things)[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]