柯林斯詞典dilate /da??le?t/ (dilating,dilated,dilates) 1. V-T/V-I When things such as blood vessels or the pupils of your eyes dilate or when something dilates them, they become wider or bigger. 使擴(kuò)大; 擴(kuò)大 At night, the pupils dilate to allow in more light. 晚上，瞳孔放大以便讓更多的光線射入。2. dilatedADJ 擴(kuò)大的 His eyes seemed slightly dilated. 他的雙眼瞳孔似乎稍微擴(kuò)大了些。 返回 dilate劍橋詞典to (cause a part of the body to) become wider or further open （使身躰的一部分）擴(kuò)張，展開 The pupils of the eyes dilate as darkness increases . 光線變暗時瞳孔就會放大。 This drug will dilate the arteries . 這種葯可以擴(kuò)張動脈血琯。 短語動詞dilate on/upon sth 返回 dilate