Ibi
[医][=inter-beat intervals]心搏间期
🗣️ 情景例句
But I have promises to keep,
但是我有约要赴
Prepare for a rain day.
未雨绸缪。
In less than a minute, it roared past them only a few feet away.
不到1分钟的工夫，它从离他们只有几英尺远的地方呼啸着驶了过去。