Geminate
a. 成双的, 加倍的, 重复的\\nv. (使)成双
✅ 同义词
🗣️ 情景例句
It's natural.
这是很自然的。
Look what you did, squirt!
小子，你仔细看看你做的好事！
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。