人体内负责泵血的主要器官，被认为是生命和情感的象征。
"The surgeon operated on the patient's heart. 外科医生给病人的心脏动了手术。"
"My heart races whenever I see you. 每当我看见你，我的心跳就加速。"
中央或中间的部分，作为重要或核心的象征。
"The museum is located in the heart of the city. 博物馆坐落在城市的中心。"
"She settled in the heart of the forest. 她定居在森林的深处。"
一种象征情感和慈爱的符号，常用于表达爱意。
"He sent her a card with a heart on it. 他寄给她一张上面有心形符号的卡片。"
"Hearts are often used in romantic contexts. 心形符号常用于浪漫场合。"
勇气和毅力的象征。
"The athlete showed a lot of heart during the competition. 运动员在比赛中表现出了极大的勇气。"
"It takes heart to face such challenges. 面对这样的挑战需要勇气。"