Mechanical vector
[医] 机械性媒介物
🧩 词语组成解析
🗣️ 情景例句
This small child is quite self-centered. Maybe he is spoiled by his family.
这个小孩挺以自我为中心的，可能是被家人宠坏了。
Swimming promotes health.
游泳有益健康。
Let us suppose that you are preparing a meal and keeping an eye on the baby at the same time.
假设你在做饭，同时又在照看孩子。