有奖纠错
| 划词

1.Anthocarp clavate, 3-3.5 mm, 5-ribbed, with viscid glands and sparse pubescence, apex rounded.

1.假果棍棒状,3-3.5,5,具体和稀毛,先端圆形。

评价该例句:好评差评指正

用户正在搜索


anduoite, Andvar, Andvari, Andy, Andy Warhol, ane, anear, anecdotage, anecdotal, anecdotalist,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

物种起源

1.In most flowers belonging to other orders the stigma secretes a little viscid matter.

在大多数属于其他目的花中, 柱头会分泌物质。机翻

「物种起源」评价该例句:好评差评指正
物种起源

2.A pollinium, when highly developed, consists of a mass of pollen-grains, affixed to an elastic foot-stalk or caudicle, and this to a little mass of extremely viscid matter.

高度发育的花粉由大量花粉粒组成, 附着在有弹的足柄或叶柄上, 而这又是极其的物质。机翻

「物种起源」评价该例句:好评差评指正
物种起源

3.When an insect visits a flower of this kind, it rubs off some of the viscid matter, and thus at the same time drags away some of the pollen-grains.

昆虫访问这种花时, 它会擦掉物质, 从而同时带走花粉粒。机翻

「物种起源」评价该例句:好评差评指正
物种起源

4.But as the excretion is extremely viscid, it is no doubt a convenience to the aphides to have it removed; therefore probably they do not excrete solely for the good of the ants.

但由于排泄物非常 将其清除无疑是为了方便蚜虫;因此,它们可能不仅仅是为了蚂蚁的利益而排泄。机翻

「物种起源」评价该例句:好评差评指正
物种起源

5.Now, in certain orchids similar viscid matter is secreted, but in much larger quantities by one alone of the three stigmas; and this stigma, perhaps in consequence of the copious secretion, is rendered sterile.

现在, 在某兰花中分泌出类似的物质, 但数量要多得多, 仅由三个柱头中的个分泌;这种耻辱, 也许是由于大量分泌物的结果, 变得不育了。机翻

「物种起源」评价该例句:好评差评指正
物种起源

6.The passage is narrow, and is roofed over by the column, so that a bee, in forcing its way out, first rubs its back against the viscid stigma and then against the viscid glands of the pollen-masses.

通道很窄,被柱子盖住, 所以蜜蜂在强行出路时, 首先用背部摩擦柱头, 然后摩擦花粉腺体。机翻

「物种起源」评价该例句:好评差评指正
物种起源

7.With respect to the second chief peculiarity, namely, the little mass of viscid matter attached to the end of the caudicle, a long series of gradations can be specified, each of plain service to the plant.

关于第二个主要特征, 即附着在茎端的少量物质,可以指定长串等级, 每个等级都对植物有明显的作用。机翻

「物种起源」评价该例句:好评差评指正

用户正在搜索


anemone fish, anemones, anemonin, anemophilous, anemophily, anemorumbograph, anemorumbometer, anemoscope, anemosis, anemosporae,

相似单词


3G, 401(K), a,
  • 手机客户端二维码

    下载手机客户端

赞助商链接