Densithene
铅烯塑料
🗣️ 情景例句
Each in his own way.
每个人用自己的方式来表达。
What the eye sees not, the heart craves not.
目不瞬，心不乱。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。