毛竹在春笋出土的时候，一天一夜就能长高1米，平均每分钟大约可以长高2毫

毛竹在春笋出土的时候，一天一夜就能长高1米，平均每分钟大约可以长高2毫米，有时甚至能听到它生长时拔节的声音。

Results (English) 1:

When bamboo shoots unearthed, day and night can grow one meter high, an average of about two millimeters can grow taller every minute, sometimes even hear it when grown jointing sound.

Results (English) 2:

When the bamboo is unearthed in the spring, it can grow 1 meter high one meter a day and night, and can grow about 2 mm in a minute on average, and sometimes even hear the sound of it when it grows.

Results (English) 3:

When bamboo shoots are unearthed, they can grow up to 1 meter in a day and a night. On average, they can grow up to 2 mm per minute. Sometimes, they can even hear the sound of jointing when they grow.