由于你方所提供的条件不能接受,我只得辞谢.I must decline because the conditions offered are not acceptable.您那令人神往的邀请我不得不辞谢了.这是多么遗憾 啊 !How awful to have to turn down your very , very tempting invitation!很抱歉, 我不得不辞谢.Regretfully, I must decline...
即使在经验丰富的登山者中，平纳克尔峰也被认为是很难攀登的。Even among seasoned mountaineers Pinnacle Ridge is considered quite a tough proposition.登山队员们终于成功地征服了这座难以攀登的山峰.At last the climbers succeeded in conquering the difficult mountain.登山者找不到继续向上攀登...
He kicked a penalty goal and two conversions, ie in Rugby football.他一次罚球得分,两次触地后射门得分(在橄榄球赛中).Few of the intermediates or enzymes involved in these conversions have been isolated from higher plants.在这些转变中包含的少数中间产物或酶已经从高等植...