734条高频词组 1.abide by(=be faithful to ; obey)忠于；遵守。 2. be absent from…. 缺席，不在 3. absence or mind(=being absent-minded) 心不在焉 4. absorb(=take up the attention of)吸引…的注意力(被动语态)be absorbed i n 全神贯注于…近be engrossed in ; be lost in ; be rapt in ;be concentrated on ; be focused on ; be centered on