treason
n. 叛国罪，通敌罪；背叛，不忠，背信；（史）轻叛逆罪（杀害原被效忠者，如仆杀主、妻杀夫等的行为）
复数 treasons
例句
He was executed for treason.
他因叛国罪被处死。
《牛津词典》
They were tried and found guilty of treason.
他们受到了审判并被处以叛国罪。
《柯林斯英汉双解大词典》
Treason in this country is still punishable by death.
在该国，叛国仍是死罪。
