Sideroblastic anemia
鐵粒幼細胞貧血
?? 詞語組成解析
??? 情景例句
Mary, what's your favorite sport?
瑪麗，你最喜歡什么運動？
I ought to explain to the manager.
我應該向經理解釋。
Many of the men fell sick with fever.
許多人因發燒而病倒。