时而: occasionally, from time to time...
访问: to visit, to call on, to interview...
尚且: (not) even, yet, still...
滞后: to lag behind...
武侠: martial arts chivalry (Chinese literary, theatrical and cinema genre), knight-errant...
下意识: subconscious mind...
说法: way of speaking, wording, formulation, one's version (of events), statement, theory, hypothesis, interpretation...
黑板: blackboard...
事情: affair, matter, thing, business...
三角: triangle...