您要查找的是不是：
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- It's too hot to concentrate on book. 热得不能集中心思看书。
- I must admit I am very fond of collect rare book. 我得承认我很喜欢海内珍本。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- I also learned the strength of the collective. 我还认识到了集体的力量。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- It cost me 100 dollars to collect the stamps. 收集这些邮票花了我一百块钱。
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢，别打搅我。
- She always stay cool, calm and collect in a crisis. 她在危难时总是很冷静、镇定如常、泰然自若。
- 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。
- No, but I like to collect stamps and coins. 不，但我喜欢收集邮票和钱币。
- I must concentrate upon my work now. 我现在必须集中精力工作。
- He's gone to collect his daughter. 他去接女儿了。
- Mark laughed and went to collect his winnings. 马克笑著去领取他的奖品。
- As I had no money with me, I made a collect call. 因为身上没钱,我打了一个由对方付款的电话。
- I like to collect russet autumn leaves. 我喜欢收集秋天赤褐色的叶子。
- Birds concentrate (in places) where food is abundant. 鸟聚集在食物丰盛的地方。
- Can you send one of your minions to collect this file? 你能不能派个助手来取这份档案？
- 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。
