Maybe the guy who's blinking a lot has an eyelash in his eye, and the girl covering her mouth is just self-conscious.

也许一个男人频繁眨眼睛只是因为眼睛里进去了一根睫毛，一个女孩捂住嘴只是难为情。

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People who are now "locked in" often communicate with any movement they can make - blinking an eye or moving a hand slightly - to arduously pick letters or words from a list.

现在内部锁定的人常常通过仅仅能做到的动作与人交流，眨眼或轻微的动手，费力地从表单上读字。

youdao

Maybe the guy who's blinking a lot has an eyelash in his eye, and the girl covering her mouth is just self-conscious;

因为有可能一个人频繁眨眼睛只是因为眼睛里进去了一根睫毛，一个女孩挡住嘴说话只是她的习惯；

youdao

Some concept devices have even used the blinking eye as an interface method.

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Tourette's syndrome is marked by movements such as shoulder shrugging, eye blinking and head jerking, as well as bizarre vocal tics including barking and uncontrollable outbursts of profanity.

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Barking is still his dominant tic, but when he was the age of his campers, he wrestled to control several others, including eye blinking, teeth chomping and arm twitching.

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