Silmalec
西尔玛雷克铝硅镁合金
🗣️ 情景例句
Turkey and ham are traditional dishes for Christmas.
火鸡和火腿是圣诞节传统的食物。
Where can I make a reservation?
我到哪里可以预订？
In 1953, a former electronics engineer in his fifties, Christopher Cockerell,who had turned to boat-building on the Norfolk Broads,
在1953年，有一位50多岁名叫克里斯托弗·科克雷尔的原电子工程师，改行在诺福克郡的湖泊地区从事造船业，