The change of scene and outdoor exercise is acting as a good tonic . 环境的变换和户外运动无异于良好的补剂。
Cold and ugliness were a good tonic for relaxed sensibilities . 对清心寡欲的人来说，寒冷和凄凉的景象正是一剂良药。
The tonic pitch is played as a drone that runs throughout the performance . 主音音高作为一种低沉底音（低音调）奏出，在整个演奏中贯穿始终。
By contrast, the chilly californian nihilism of robinson jeffers was a refreshing tonic . 相形之下，罗宾逊杰弗斯的加州冷冰冰的虚无主义反而给人以清新兴奋之感。
It was a tonic to watch mrs. thatcher making rings round mr. short and mocking the intellectual inanity of this case . 瞧一瞧撒切尔夫人把肖特先生搞得晕头转向并嘲笑他智力上的贫乏，是一种使人振奋的滋补剂。
Though the friendship dwindled away, much to melville's regret, it was a vital tonic to him while he was engaged on moby dick . 使梅尔维尔遗憾的是，后来二人的交情日疏，可是在他写《白鲸》时，这段友情对于他却是十分重要的。
Even in the north atlantic in march, even in a destroyer, even on such risky and peculiar business, going back to sea was a tonic . 即使在三月的北大西洋上，即使在一条驱逐舰里，即使在干着这样奇特而又充满风险的差事，回到海上还是令人心旷神怡的。
Now when i give a woman a simple tonic where a good bracing set of exercises would do just as well, i collect a fantastic fee and am a success . 现在我给一个女人一剂简单的补药，其实她好好地做一套振作精神的体操也一样地有用，我敲一笔竹杠却大为得法。
Vodka tonic and a guinness , please . - sure 请给我一杯伏特加和guinness啤酒-当然
Tonic is necessary for the winter of spiritual practice 修行的冬天需要精神补药
