Terragraph
地面立体测图仪
🗣️ 情景例句
Hmmm.
嗯。
The fox may grow grey, but never good.
狐狸活到老，永远难变好。
but they do underline the general principle that the relationship between elephant and mahout is the key to successful training.
但强调了一项基本原则，象和驯象员之间的关系是驯象成功与否的关键。