Lithoderma
石皮藻屬
??? 情景例句
You don't know up from down.
你黑白不分。
Today is November first,nineteen sixty-three.
今天是一九六三年十一月一號。
He had been obliged to join the army during the Second World War.
年齡比他兩個弟弟大很多，第二次世界大戰(zhàn)期間被迫參軍。