Microinregularity
显微不平度
🗣️ 情景例句
Please drive carefully.
请小心开车。
Children learn to creep ere they can go.
孩子要走路，先得学爬行。
OK. And we'd better ask Mom whether it's cheap enough!
好的。我们最好是问问妈妈价钱是否便宜！