Only occasionally did the telltale redness around his eyes betray the fatigue he was suffering.

只有在他眼周发红的时候才偶尔显出他有多么疲劳。

《柯林斯英汉双解大词典》

Imagine a person who is about the right weight, but does not eat very nutritious foods, who feels OK but exercises only occasionally, who goes to work every day.

想象一个体重正常但不吃很有营养的食物的人，他感觉良好，只是偶尔锻炼，每天去上班。

youdao

They could travel throughout the area only occasionally having to portage, to carry the canoe over a land short distance to another nearby stream.

他们在大部分区域内都可航行，只是偶尔需要进行陆上搬运，比如说把独木舟搬到附近的另一条小溪中。

youdao

The only way that we would get that occasionally would be through some sort of lot-financing activities, but that's not something that I've generally liked.

唯一偶然涉水个人住宅领域的方式,是通过一些大型的融资行为,但那一般不是我喜欢的

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It is also crucial in a place like Malaysia where water is only occasionally scarce.

CNN: Special Report Drought

It does hold music concerts and is only occasionally given over to stage athletics meeting.

FORBES: Olympic Meddle

Only occasionally did the directors have to talk them through a particularly emotional scene.

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