从容不迫: calm, unruffled...
些: some, a few, several...
机遇: opportunity, favorable circumstance, stroke of luck...
裁缝: tailor, dressmaker...
难度: degree of difficulty...
崇尚: to hold up (as an model), to hold in esteem, to revere, to advocate...
字母: letter (of the alphabet)...
呼应: to conform (with), to echo, to correlate well, (linguistics) agreement...
渺小: minute, tiny, negligible, insignificant...
不如说: better say, would rather say...