Celion
石墨碳纤维
🗣️ 情景例句
Something simple--but a good one.
要简单的，但要精美 。
The stronger the motivation, the more quickly a person will learn a foreigh language.
一个人学外语的动力越强大、学得就越快。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。