Microhydra
小水螅
🗣️ 情景例句
He's poor.
他很穷。
Youth is life's seed-time.
青年时代是人生的播种期。
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，