您要查找的是不是：
- lean fast combustion 未充满过速燃烧
- lean and fast combustion 稀燃快燃
- Hope is a slender reed for a stout man to lean on. 希望是壮汉依靠的一根纤细的芦苇。
- The little girl only eats lean pork. 这个小女孩只吃瘦肉。
- I am afraid he is too lean to endure it. 我担心他太瘦，承受不住它。
- Don't always lean on others for help. 不要老是依靠别人的帮助。
- He worked very fast, insomuch that he was through in an hour. 他工作得很快，一小时内便做完了。
- Sit up, children! Don't lean over the table! 坐直，孩子们，不要趴在桌子上！
- He's not a fast horse but he's certainly a stayer. 这匹马跑得不快，但很有耐力。
- If you lean over the wall. you will see the river. 如果你伏在墙上望出去，就会看到那条河。
- Bind the rope fast lest it should come loose. 把绳子绑牢，免得它松脱。
- I lean towards letting him go alone. 我倾向于让他一个人去。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- We lean on our friends when we are in trouble. 我们遇到困难时依靠朋友帮助。
- Don't lean on the table or it'll tip up. 别倚桌子，不然就倚倒了。
- It's been a lean year for business. 这是生意清淡的一年。
- The combustion in the forest generated great damage. 森林火灾造成了巨大的损失。
- A car journey is as fast as a train journey. 乘汽车旅行跟乘火车旅行一样快。
- Lean meat is healthier for you than fatty meat. 对你来说,瘦肉比肥肉更有利於健康。
- A car overtook me although I was going very fast. 我虽然开得很快，还是被一辆汽车超前了。
