窗口將在 5秒后自動關閉.
a.
經常運動有益於健康。
ad.
healthfully
n.
healthfulness
同義參見:
以上來源於:《英漢大辭典》
adj.
以上來源於:《簡明牛津英語詞典》
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健康的;有益健康的
以上來源於:《英漢醫學詞典》
單選題
The books were arranged in a _______ way. Readers can easily find whatever they look for based on topics.
(A) systematic
(B) healthful
(C) restless
(D) timid