appealing problems的用法和樣例：
例句
- Mine environmental geo-technology problems are the hot and focus of environment governing in china.
摘要礦山環(huán)境巖土工程問(wèn)題是我國環(huán)境治理的一個(gè)重點(diǎn)和熱點(diǎn)問(wèn)題。 - It is one of the hottest problems of the profession development of teachers across the world.
摘要教師專(zhuān)業(yè)發(fā)展問(wèn)題是當今世界范圍教育改革中的熱點(diǎn)問(wèn)題之一。
