Epss
[医][=E-point septal separation]E峰间隔分开（距离）（超声心动图）
🗣️ 情景例句
about the first Thanksgiving.
第一次感恩节历史剧。
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
Look! That girl has fallen off her bicycle.
看！那个女孩从自行车上摔下来了。