Phyllograptidae
叶笔石科
🗣️ 情景例句
It is important to speak directly and clearly about your subject.
直接了当且明白清楚地说明自己的目的是很重要的。
He made an important contribution to the company's success.
他对公司的成功做出了重要的贡献。
Tazieff has often risked his life in this way.
塔捷耶夫经常冒这样的生命危险。