Most people have heard that the heart is on the left side of the chest.

大多数人都听说过心脏位于胸腔的左边。

youdao

Several of these diagnoses would also be valid if the heart were shifted against the left side of the chest.

假如心脏被移向胸腔的一侧，某些上述诊断也可存在。

youdao

The left ventricle pumps most forcefully, which is why a person's heartbeat is felt more on the left side of the chest.

左侧心室的抽吸是最有力的(最激烈的)，这就是为什么人的心跳大多感觉在胸腔的左侧的原因。

youdao

He was hit in the left side of his chest with the bullet damaging his lung and aorta.

BBC: England

If you have acute pericarditis, the most common symptom is sharp, stabbing chest pain behind the breastbone or in the left side of your chest.

CNN: Pericarditis

Dr. Waltz decided to put an implant in just the right side of my chest -- the right brain controls the left side of the body.

CNN: 'I had brain surgery while I was awake'