Keeler sipped at his gin and tonic.

基勒小口抿着他加了奎宁水的杜松子酒。

...low-calorie tonics.

低热量的奎宁水

Britons are spending twice as much on health tonics as they were five years ago.

英国人如今在健康补药上花的钱是 5 年前的两倍。

Ginseng is generally known for its tonic properties.

人参以其滋补功效而广为人知。

Seeing Marcus at that moment was a great tonic.

在那一刻见到马库斯是非常令人兴奋的事。

His generous offer was a tremendous tonic for our morale.

他的慷慨相助对我们的士气是种极大的激励。