leaf 高考四级六级考研

2Mean values of leaf natality(A)and leaf mortality(B).

图2出生率(A)和死亡率(B)平均值 Fig.

He pinched the leaf between his thumb and forefinger.

他将子捏拇指和食指之间。

Here, two leafcutter ants dismantle a leaf in Peru's Manu National Forest.

照片中,秘鲁摩奴国家森林里两只南美切蚁正啃切一片树。

The trees leaf out in the spring.

树。

I dudder and shake like an aspen leaf.

我发哆嗦和颤抖就像是一片摇晃树。

Leaf base often narrowed into a petiole, spurless.

基部通常缩小成为柄，无距。

He saw a shiny green beetle on a leaf.

我看见树上有一只闪闪发光绿色甲虫。

Cut the stem cleanly, just beneath a leaf joint.

把茎切整齐点，正好切根下。

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

没有细尖蒴果；先端圆形片，小具圆齿边缘。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，生和开花。

This sudden warmth is bringing all the trees into leaf.

天气突然变暖, 所有树都出了子。

Before I went into the exam room I was shaking like a leaf.

进考场前我紧张得直哆嗦。

The insect settled on a leaf.

一只昆虫落一片树上。

The russet woods stood ripe to be stript, but ware yet full of leaf.

黄褐色树木虽已熟可以折枝剥皮，却仍然枝繁茂。

The larva had the habit of multitudinous pupating on the reverse of the leaf.

幼虫有群集化蛹习性，多化蛹于背处。

Leaf blade leathery; pistillode conic to cylindric; drupes indehiscent, enclosed by persistent calyx lobes.

片卵形到近圆形，先端钝，短渐尖，或骤尖；瘦果宽卵形或近球形，略带紫色点或瘤状。

Not a leaf moved.

树一动也不动。

He leafed through the music.

他一张张地翻乐谱。

The boron deficiency plant appears inter-venial chlorosis, thickening, crisping leaves and increased leaf weight ratio (LWR).

缺硼使重比(LWR)提高和片脉间失绿、变厚、变脆。

ObjectiveTo study the hypoglycemic effect of extracts respectively from Leucaena root, trunk, leaf, seed and beanpod.

目研究银合欢根、干、、子及豆荚降血糖作用。