1.
a vast tract of ocean [land]
一片汪洋大海 [一大片土地]
2.
He owns a large tract of forest.
他拥有一大片森林。
3.
a wilderness of houses
杂乱无序的一大片房屋
4.
To the north of the river be an Immense wooded tract
河北面是一大片林地
5.
a large rambling country estate.
一大片连绵的乡村地产
6.
It's beside a big rice field.
它在一大片稻田旁边。
7.
a vast desert all adust
一大片沙漠,干燥,炎热
8.
To the north of the river is an immense wooded tract.
河北面是一大片林地。
9.
Lying in broad stretches, this land lends itself to mechanized farming.
这些土地都是一大片一大片的，适合机器耕作。
10.
The two continents were connected by a land mass at one time.
这两个大陆曾经由一大片陆地连接着。
11.
A plot of land, usually a division of a larger area.
（土地的）一片，一块通常是一大片地一部分的一块土块
12.
a lump/piece/slice of cheese
一大块[块/片]干酪
13.
A collection of photographs is on display in the hall.
大厅里展出了一辑照片。
14.
A collection of photographs be on display in the hall
大厅里展出了一辑照片
15.
I'd like to enlarge a photograph.
我想放大一张照片。
16.
And I want some of the pictures enlarged.
我还想把一些照片放大。?
17.
take some photos of pandas
给大熊猫拍了一些照片
18.
slice off a piece of salami.
切下一薄片意大利腊肠