Simanal
西马纳尔硅锰铝铁合金
🗣️ 情景例句
He shows complete indifference to others feelings.
他对别人的感受漠不关心。
The exception proves the rule.
例外能反证规律。
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。