Ecb
[计] 事件控制块
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
If his plan works, he'll earn 100 million in 10 years.
如果按照他的计划做，十年就能挣到一亿元了。
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）