助手: assistant, helper / tutor

project management

女子高生: female high school student / 女子校生: student at a women only school

(idiomatic) achieve success

completion bonus, fee paid upon success of a project, contingent fee

unsuccessful

failure

共晶: eutectic composition / 協商: (diplomatic) agreement / 狭小: quality of being narrow / 胸章: a badge / 胸墻: breastwork / 橋床: the deck of a bridge / 競翔: pigeon racing / 強将: a strong leader, a brave general

狭小: narrow, small

経典: sutra