It croons while floating as if telling the eternal secret of the universe.

The main crop is wheat and this is grown even on the very steep slopes.

主要作物是小麦，就连很陡的坡地都种上了小麦。

I decided to crop the picture just above the water line.

我决定把这张照片水印以下的部分裁掉。

Next year's crop of undergraduates opting to take physics represents just 2 per cent of all undergraduates.

明年选修物理的大学生仅占大学生总数的2%。

The staple crop is rice.

主要农作物为水稻。

Sugar is an important crop on the island.

糖料作物是这个岛上的一种重要作物。

That's what I call a really good crop of cotton.

这棉花长得真叫棒.

Tea is the staple crop here.

本地产品以茶叶为大宗.

The land is out of crop.

这块土地未种庄稼.

To ensure a good crop the soil had to be turned over twice.

要保证收成好,地要翻耕两遍.

After a few years'planting, the quality of the potato crop deteriorates.

土豆种了几年之后就会退化.

Peanuts now outrank cotton as the chief crop.

如今花生是比棉花更重要的主要产品.

The wheat crop is safely in.

小麦已经毫无损失地收到家了.

We're not going to talk about that subject; it has been dropped neck and crop.

我们不打算谈这个问题了, 它已经完全被搁置.

The wheat crop had been gathered in before the storm came.

暴风雨到来之前小麦已经收完了.

The farmers got the biggest crop ever this year.

今年农民取得了空前的大丰收.

The more ploughing and weeding, the better the crop.

一分耕耘, 一分收获.

A green manure is a crop grown mainly to improve soil fertility.

种植绿肥作物主要是为使土壤更加肥沃.

Organic methods, which rely on crop rotation, manure and compost of fertiliser, are far less intensive.

有机生产方式不讲究精耕细作,不使用化学肥料, 主要依靠轮作 、 肥和混合肥.

Among the crop rotation elements , cover or green manure crops can be included.

轮作的作物中可以包含保护作物或者绿肥.

Through crop rotation, the harmony between human, food production and ecology can be achieved.

这样的水旱轮种交替, 展示人 、 食物生产、大自然生态可以和谐共处.