Calcium sterate
[机] 硬脂酸钙
🧩 词语组成解析
🗣️ 情景例句
My mother and father
我父母
The accident held the train up for an hour.
那事故使火车延误了一个小时。
Summer comes after spring. It is the hottest season.
春天之后是夏天。夏天是最热的季节。