pain痛み、苦しみ
take取る、行う
/ˈpānˌstākiNG/
She is a painstaking worker.
彼女は骨の折れる労働者です。
He is very painstaking in his work.
彼は仕事にとても念入りです。
She is very painstaking in her appearance.
彼女は見た目にはとても几帳面です。