perennial GREGMAT雅思托福

perennial happiness.

永久幸福

he's a perennial student.

他永远是一个学生。

perennial ice and snow

终年不化雪

A perennial grump?

心情总是不好？

the perennial problem of urban poverty.

始终未能解决城市贫困问题。

his perennial distrust of the media.

他对媒体长期不信任。

perennial manifestations of urban crisis.

一再出现都市危机。

variations on the perennial theme of marital discord.

夫妻不和这一永恒题材变奏曲。

perennial of Portugal similar to the oxeye daisy.

葡萄牙一种类似于牛眼雏菊多年生植物。

wished for perennial youth;

春常在；

I wonder at her perennial youthfulness.

我对她春常驻感到惊讶。

these perennials should be planted where they can naturalize.

这些多年生植物应该种在它们能存活自然环境中。

annual or perennial herbs: bedstraw; cleavers.

一个一年或多年生草本属；垫子草；猪殃殃。

the perennial dilemma between getting on at work and fulfilling family commitments

事业成功与履行家庭义务之间长期存在矛盾

Herblike shrubs, perennial, with vertical stem and creeping rhizomes.

草质，多年生植物，带有垂直茎和匍匐根茎。

Herbs paludose or aquatic, perennial or under unfavorable conditions annual.

草本沼生或水生，多年生植物或在不利状况下为一年生草本。

In the edge habitat, species were almost perennials which can endure dankness.

林下—林缘型种组所包含物种多是多年生耐阴湿物种;

genus of chiefly North American perennial herbs: silkweed;

主要在北美多年生草本属；芳草属植物；

Helophyte A perennial marsh plant that has its overwintering buds under water.

沼生植物：多年生沼泽植物，具有水下越冬芽。

The potential distribution of the invasive perennial Solidago canadensis in China was assessed by using the homoclime approach.

为了预测加拿大一枝黄花在我国潜在分布区,本研究采用相同气候方法对其进行了估测。