/ sIn5sIE(r); sIn`sIr/ adj 1 (of feelings or behaviour) not pretended; genuine （指感情或行為）真實的, 誠摯的: sincere friendship, affection, dislike, disagreement, etc 誠摯的友誼、 真誠的愛、 真正的厭惡、 實質的分歧 * It is my sincere belief that... 我確信... * His was a sincere offer of help. 他真心實意願意協助. 2 (of people) only saying things one really means or believes; straightforward （指人）誠實的, 直率的: a sincere Christian 虔誠的基督教徒 * She wasn't entirely sincere when she said she liked me. 她說她喜歡我, 這話有些言不由衷.
honestyhonesty
/ 5CnEstI; `BnEstI/ n [U] 1 quality of being honest; truthfulness 誠實; 老實; 正直; 實在. 2 plant with purple flowers and flat round semi-transparent seed-pods 緞花屬植物（開紫花, 有扁圓形半透明的種子莢）. 3 (idm 習語) in all `honesty honestly 誠實地; 實在地: I can't in all honesty (ie if I must be honest) deny it. 我確實不能否認這壹點.
sincere honesty的側重點不同 前者側重誠摯 後者側重誠實有些不詞的意思看起來相同，但是會有細微差別，最好翻翻權威性的詞典 看看英文的解釋，以前我的高中老師就是這樣教我們的。如果有語境最好結合壹下上下文。如果側重誠摯的話，我覺得1、 4都可以，4好像有點虛擬語氣表示主觀願望和強烈的感情的意味。