回答: to reply, to answer...
厕所: toilet, lavatory...
难怪: (it's) no wonder (that...), (it's) not surprising (that)...
对外: external, foreign, pertaining to external or foreign (affairs)...
董事会: board of directors...
大学生: university student, college student...
折扣: discount...
走近: to approach, to draw near to...
填: to fill or stuff, (of a form etc) to fill in...
芽: bud, sprout...