fall in love at first sight; love at first sight ❍ 当然 ‘一见如故’、‘～’ 的事也是有的，…… (郭小川 《论朋友》) Of course,there are cases when people strike a friendship at the first meeting and when two persons fall in love at first sight，…
一见倾心yī jiàn qīnɡ xīn
形容一见面就产生了爱慕之心。love at first sight, fall in love at first sight