辛勤劳动的英语句子 - 标准学习网

Upon closer inspection, I realized they were ant nests, built through the diligent labor of ants.

仔细观察后，我发现那是蚁巢，由蚂蚁辛勤劳动建造而成。

句子分析：Complex sentence using past tense and participial phrase.

英文句子人生哲理辛勤劳动