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- The sun is dipping swiftly into the sea. 太阳正迅速沈下海面。
- An exceptionally swift kangaroo. 行动极其敏捷的袋鼠
- It's too hot to concentrate on book. 热得不能集中心思看书。
- They've been very swift to deny these rumors. 他们在辟谣方面反应迅速。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- He walked swiftly towards home down the dark street. 他沿着黑暗的街道迅速地走回家去。
- I noticed a swift change of expression in his face. 我注意到他脸上的表情很快地变化。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- Nobody can bring us swiftly, painlessly into the promised land. 无人能够把我们迅速地、毫无痛苦地带进理想之园。
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢，别打搅我。
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- Rowed out into the river's swift current. 划出来进入河水迅疾的水流中
- I must concentrate upon my work now. 我现在必须集中精力工作。
- Birds concentrate (in places) where food is abundant. 鸟聚集在食物丰盛的地方。
- I run swiftly up the stairs and hide behind my bed. 我快速跑上楼，躲在我的床后。
- She felt ill. She went to work, however, and tried to concentrate. 她病了。然而她照旧去上班，并且尽力集中精神工作。
- We followed the narrow paths silently but swiftly. 我们静悄悄地但急速地沿着狭窄的小路前进。
- We must concentrate our efforts on improving education. 我们必须致力於改进教育工作。
- The ball twisted swiftly from the pitcher's hand. 球从投手手中快速旋转飞出。
