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rapid
01
occurring or moving with great speed
02
happening in a short time; moving or acting fast
Rapid
01
急流
a fast and turbulent part of a river with swift currents and obstacles like rocks
例子
The rapid heartbeat indicated excitement or anxiety.
She made rapid progress in learning the new language.
He typed at a rapid pace, finishing the report in record time.
The rapid river flowed swiftly downstream.
A high gradient in the data indicates rapid change.
