旧触毛都要等到同一毛囊中生成的新触毛生长到同等长度后或此后数日才脱落。

The old vibrissae falls off when or a few days after the new vibrissae which was produced by the same follicle has grown to the same length as the old sensory hair.

youdao

旧触毛都要等到同一毛囊中生成的新触毛生长到同等长度后或此后数日才脱落。

The old vibrissae falls off when or a few days after the new vibrissae which was produced by the same follicle has grown to the same length as the old sensory hair.

youdao