Microcracking
显微裂纹
🗣️ 情景例句
Are you the oldest in your family?
你是你家里最大的孩子吗？
Day and night.
没日没夜。
Suddenly, one of the children kicked a ball very hard and it went towards a passing boat.
突然，一个孩子狠狠地踢了一脚球，球便向着一只划过来的小船飞去。