[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)#1674
[引, yǐnㄧㄣˇ] to draw (a bow); to pull; to stretch sth; to extend; to lengthen; to involve in; to attract; to lead; to guide; to divert (water); unit of distance equal to 10 丈[ zhang1 ], now one-thirtieth km or 33.33 meters, See Also: 丈#3188
[章程, zhāng chéngㄓㄤ ㄔㄥˊ] rules; regulations; constitution; statute; articles of association (of company); articles of incorporation; charter (of a corporation); by-laws#7124