So this is the time axis in seconds and we will cover four seconds.
这是以秒为单位的时间轴,我在这里画四秒。
Breathe in slowly for five seconds, then breathe out slowly for five seconds.
慢慢地用5秒时间吸入空气然后再用5秒时间慢慢地吐气。
One second, two seconds, three seconds, four seconds.
一秒，2秒，3秒，4秒。
Two seconds to spot are two seconds too late.
两秒钟发现，两秒已为时已晚。
Two seconds to spot are two seconds too late.
两秒钟发现，两秒已为时已晚。
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