这听起来有一点极客，但是这个习惯大部分是有绝对实用性的。

Partly, it's a geek macho thing, but a large part of the habit is sheer practicality.

youdao

脚踏上去，声音也没有，气味也没有，只能感出一点点极微细极柔软的触觉。

No any smell, no any sound produced when people pedal on, only a little of sense of touch that was very small and soft can be felt.

youdao

物理学家肖恩·卡罗尔(Sean Carroll)就是其中之一。他因为尝试去回答一个目前还没有科学家能够真正解释的古老问题，已经有了一点极客圈摇滚明星的感觉；这个问题就是：时间是什么？

Physicist Sean Carroll has become a bit of a rock star in geek circles by attempting to answer an age-old question no scientist has been able to fully explain: What is time?

youdao

Once it passes 2000, then it seems completely natural; that's anchoring.

而在2000年之后,突破万点便极有可能,这就是锚定效应

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