Dilvar
迪尔瓦镍铁合金
🗣️ 情景例句
What is your asking price?
你要求的薪水是多少？
Knowledge advances by steps and not by leaps.
知识只能循序渐进，不能跃进。
Is the population of the world still growing?
世界人口仍然在增长吗？