Eng: Think hard

思考努力

Think hard, Thinking, Thinks, Thought

Contemplate, Ponder, Ruminate, Think, Think of, Thoughts, To contemplate, To ponder, To ruminate, To think, To think of, Effort, Endeavour, Endeavoured, Endeavouring, Endeavours, Hard work, Strive, Strived, Strives, Striving, Struggle, To endeavour, To strive, To try, To work, Tried, Tries, Try, Trying, Work, Work Hard, Worked, Working, Works

絞盡腦汁

Think hard, Thinking, Thought, Wracked