This is known as a holotype and must be in very good condition, with all its digits and features intact.

这被称为正模标本，并且它必须在一个很好的条件下，其数字和功能特性完好。

youdao

This is known as a holotype and must be in very good condition, with all its digits and features intact.

这被称为正模标本，并且它必须在一个很好的条件下，其数字和功能特性完好。

youdao