没辙: at one's wit's end, unable to find a way out...
改动: to alter, to modify, to revise...
豁达: optimistic, sanguine, generous, magnanimous, open-minded...
炭: wood charcoal, coal...
特例: special case, isolated example...
拿手: expert in, good at...
仿制: to copy, to imitate, to make by imitating a model...
学习: to learn, to study...
进步: progress, improvement, to improve, to progress...
年级: grade, year (in school, college etc)...
