(せん) (adj-no,n) (1) former; previous; old; (n) (2) first move (in go, shogi, etc.); opening move [EDICT]
(さき) (n,adj-no,n-suf,pref) (1) previous; prior; former; some time ago; preceding; (2) point (e.g. pencil); tip; end; nozzle; (3) head (of a line); front; (4) ahead; the other side; (5) the future; hereafter; (6) destination; (7) the other party; (P) [EDICT]
(xiān, ㄒㄧㄢ) early; prior; former; in advance; first [CE-DICT]
(kě, ㄎㄜˇ) can; may; able to; to approve; to permit; certain(ly); to suit; (particle used for emphasis) [CE-DICT]
比
(ころおい) (n) time; period; days [EDICT]
(ひ) (n,n-suf) (1) ratio; proportion; (2) match; equal; (3) (See 六義・1) explicit comparison (style of the Shi Jing); (4) (abbr) (See 比律賓) Philippines; (P) [EDICT]
(bǐ, ㄅㄧˇ) (particle used for comparison and "-er than"); to compare; to contrast; to gesture (with hands); ratio; abbr. for Belgium 比利時|比利时 [CE-DICT]
(bì, ㄅㄧˋ) associate with; be near [CE-DICT]
探
(tàn, ㄊㄢˋ) to explore; to search out; to scout; to visit; to stretch forward [CE-DICT]