致敬: to salute, to pay one's respects to, to pay tribute to, to pay homage to...
把手: handle, grip, knob...
学年: academic year...
弓: a bow (weapon), to bend, to arch (one's back etc)...
俄语: Russian (language)...
考虑: to think over, to consider, consideration...
顾问: adviser, consultant...
年代: a decade of a century (e.g. the Sixties), age, era, period...
核桃: walnut...
材料: material, data, makings, stuff...