If you feel giddy, you feel unsteady and think that you are about to fall over, usually because you are not well.
例句
He felt giddy and light-headed.他感到頭暈?zāi)垦！?/i>
ADJ-GRADED
（高興或激動得）發(fā)狂的，舉止反常的
If you feel giddy with delight or excitement, you feel so happy or excited that you find it hard to think or act normally.
例句
Anthony was giddy with self-satisfaction...安東尼自鳴得意，忘乎所以。Being there gave me a giddy pleasure.身處那個地方讓我激動得難以自持。
英漢詞典釋義
adj.
眩暈的,頭暈的;令人眩暈的,令人頭暈的
Steep stairs may leave you giddy and faint.陡直的樓梯可使人頭暈?zāi)垦！?/i>
I was giddy with the heat.我熱得頭暈?zāi)X脹。
輕浮的,不穩(wěn)重的,輕率的
Some boys are always acting the giddy goat,behaving foolishly.有些男孩子常常胡鬧,舉止荒唐。
英英詞典釋義
Adjective
1. having or causing a whirling sensation; liable to falling;
"had a dizzy spell""a dizzy pinnacle""had a headache and felt giddy""a giddy precipice""feeling woozy from the blow on his head""a vertiginous climb up the face of the cliff"
2. lacking seriousness; given to frivolity;
"a dizzy blonde""light-headed teenagers""silly giggles"