n.金丝燕
They meant to finish her off, swiftly and without mercy.
他们打算毫不留情地迅速结果了她。
She ran swiftly over the lawn to the gate.
她一溜烟穿过草地跑到了大门口。
The French have acted swiftly and decisively to protect their industries.
法国人采取了迅速而果断的行动来保护他们的产业。