Good books are of great value to students.

Your advice was of great use to me.

你的忠告对我很有用处.

It of great use to me.

这对我非常“有用”.

It is of great use to me.

这对我非常有用.

Animals of great use to human beings.

动物对人类很有用.

Alloys are of great use.

合金大有用处.

Conductors and insulators are of great use.

导体和绝缘体都很有用.

Iron and steel are of great use.

钢和铁有很大的用处.

This advice will be of great use to you.

这个忠告将对你很有用.

Thellos book will prove of great use to senior students.

究竟将会证实这本书会对高中生有很大用处.

This book will be of great use to you.

这本书对你有很大用处.

These reference books are of great use for our study of English.

这些参考书对我们研究英语非常有用.

It is of great use.

这玩意儿是极灵通的.

Of course, not all herbs are safe for children all the time.

当然, 不是所有的草药对儿童一直安全的.

Of course, not. But you must have foundation of middle school English.

周奔驰:当然, 前提是必须学过中学的英语.

Nick: Of course not. You can't see a sprain on an X-ray.

尼克: 当然不能. 你就是在 X 光片上也看不到扭伤啊.

Of course, not all scientists, artists and writers give such mysterious answers.

当然, 并不是所有的科学家, 艺术家和作家都能给出这样的玄乎的答案.

There is plenty of coal in this area.

这个地区有丰富的煤.

We stored up ten tons of coal for the winter.

我们为过冬储备了10吨煤.

The consumption of coal in that factory is five tons a day.

那个工厂每天的煤耗达五吨.

We must renew our supplies of coal.

我们必须补充煤的储备.