1.There is no margin for error in our plan.

1.我们的计划中不留有差幅度。

2.We allowed a margin of 20 minutes in catching the train.

2.我们有20分钟的余地赶火车。

3.The margin of safety has grown thin.

3.安全系数已变小了。

4.He is on the margin of bare subsistence.

4.他正处在挨饿的边缘。

5.She won the champion by a narrow margin.

5.她以微弱优势赢得冠军。

6.I wrote annotations in the margin of the book.

6.我在书的边缘作注。

7.Capsule without apiculus; leaf blade apex rounded, margin small crenate.

7.没有细尖的蒴果；先端圆形的叶片，小具圆齿的边缘。

8.The village is situated at the margin of a forest.

8.于森林的边缘。

9.Seeds pale grayish white tomentellous, margin often with longer cobwebby hairs.

9.种浅灰色白色被短绒毛，边缘通常具长毛。

10.The margin of error was plus or minus three percentage points.

10.差幅度大约为三个百分点。

11.Leaves alternate, shortly petiolate, leathery, margin entire, venation pinnate or palmately triplinerved.

11.叶互生，具叶柄短，革质，边缘全缘，或者掌离基三出的。

12.Leaves simple, alternate or opposite, exstipulate, margin entire or dentate, venation pinnate or triplinerved.

12.单叶，互生或对生，无托叶，边缘全缘或具牙齿的，或离基三出的。

13.The manufacturers appear to have underbid the contracts by a wider margin than usual.

13.厂家对合同投的标似乎较一般低得太多。

14.Four distribution patterns of are found on microphyll silica body, which are microphyll margin, midrib, homogeneity and nil patterns.

14.矽晶体于叶表面的分布有叶缘型、叶两侧型、全面分布型与无矽晶体型等共四型。

15.The LTIL connected palmar lateral margin, proximal lateral margin and dorsal lateral margin neighboring to lunate bone and triquetral bone.

15.月三角骨间韧带连接于月骨和三角骨相邻的掌侧、背侧和近侧边缘。

16.Pro-,meso-and metapleuron of ventral surface and posterior margin of sides of abdominal segments with yellow pubescent maculae.

16.腹面的前、中、后胸侧板及腹部各节两侧后缘具黄色毛斑。

17.Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

17.花瓣通常5，很少更多，偶尔无，白色，粉红色，或红色，无毛或有毛，边全缘，很少啮蚀。

18.On hairy leaves, nymphs and pupae are often small with elongated dorsal setae, their margins are crenelated and sometimes indented deeply.

18.在有毛的叶片上,若虫和蛹通常体型较小,虫体背面具有大刚毛,边缘凹陷,有时深凹。

19.The small pink vegetation on the rightmost cusp margin represents the typical finding with non-bacterial thrombotic endocarditis (or so-called "marantic endocarditis").

19.在心瓣膜右侧可见较小粉红色的疣赘生物，是非细菌性血栓性心内膜炎（或称为心衰性心内膜炎）。

20.The Xiaorequanzi copper (zinc) deposit is situated in the south of a paleovolcanic domain in Haerlik-Danahu late Palaeozoic continental margin island.

20.摘要于东天山的小热泉铜（锌）矿床是该地区有较大开发意义的矿床类型。