1
the simultaneity of X and Y
The simultaneity of the two explosions was captured on video.
两起爆炸的同时发生被视频记录了下来。
先理解核心含义，再看它在真实句子里的用法。
同时发生；同时
happening or existing or done at the same time
The simultaneity of the two explosions was captured on video.
两起爆炸的同时发生被视频记录了下来。
计算机领域也作同时性
The simultaneity of the two explosions suggested they were connected.
两起爆炸的同时发生表明它们之间存在关联。
In Einstein's theory, the concept of simultaneity is relative to the observer's frame of reference.
在爱因斯坦的理论中，同时性的概念与观察者的参照系相关。
The multitalented artist performed a painting and a song with remarkable simultaneity.
这位多才多艺的艺术家惊人地同时进行了绘画和唱歌。
The simultaneity of the two explosions was captured on video.
两起爆炸的同时发生被视频记录了下来。
There is a remarkable simultaneity between the economic crises in different countries.
不同国家的经济危机之间存在着显著的同步性。
Simultaneity in the occurrence of these events suggests a common cause.
这些事件的同时出现暗示着一个共同原因。
Not this
The simultaneity events happened at the same time.
Use this
The simultaneous events happened at the same time.
simultaneity 是名词，不能直接修饰名词，应使用形容词 simultaneous。
Not this
The simultaneous of the two explosions was unexpected.
Use this
The simultaneity of the two explosions was unexpected.
simultaneous 是形容词，不能作名词，而 simultaneity 是名词，表示同时性。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
事件的同时发生
The simultaneity of the two explosions was puzzling.
两起爆炸同时发生令人费解。
同时性的感知
Our perception of simultaneity can be fooled by delays.
我们对同时性的感知可能因延迟而产生错觉。
同时性的概念
Einstein's theory challenged the concept of simultaneity.
爱因斯坦的理论挑战了同时性的概念。
缺乏同时性
The lack of simultaneity caused confusion in the relay.
缺乏同时性导致了接力赛中的混乱。
精确同时性
Exact simultaneity is difficult to achieve in distributed systems.
在分布式系统中精确同时性很难实现。
Use simultaneity naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from ECDICT.