Word · Frequency #7025
alasses
阿拉斯;冻土塌陷洼地
alasses is the plural of alas.
A geological depression found in Yakutia, formed by the subsidence of permafrost.
地质学术语,特指雅库特地区
- 1.
A type of geological depression which occurs in Yakutia, formed by the subsidence of permafrost.
一种在雅库特地区因永冻土沉降而形成的地质洼地
一种在雅库特地区因永冻土沉降而形成的地质洼地;interj. 唉
In use
The entomologist carefully examined the alas of the beetle under the microscope.
In anatomy, the alas of the nose are the flared cartilaginous structures on each side.
The fossil showed distinct alas on the ancient bird's wing bones.
the alas of [organism]
该词为生物学专业术语,指昆虫等生物的翅状结构。
The alas of the dragonfly is transparent.
蜻蜓的翅片是透明的。
Connections
Collocations
- alas depression
- 阿拉斯洼地(永久冻土沉降形成的地质洼地)
- The delicate ecosystem of the alas depression depends on the permafrost beneath it.阿拉斯洼地脆弱的生态系统依赖于其下方的永久冻土。
- alas lake
- 阿拉斯湖(阿拉斯洼地中的湖泊)
- As the permafrost melted, the alas lake slowly expanded across the flat floor of the depression.随着永久冻土融化,阿拉斯湖在洼地平坦的底部慢慢扩大。
- alas meadow
- 阿拉斯草甸(阿拉斯洼地中的草地)
- The villagers cut hay from the alas meadow every summer.村民每年夏天都从阿拉斯草甸割草。
Synonyms
- thermokarst depression
- 热喀斯特洼地(冻土融化塌陷形成的洼地) · thermokarst depression 是这类地貌的通用学术名称,不限于雅库特地区;alas 则特指雅库特地区的这种洼地。正式写作中可互换,但 alas 更具地域性。
- thaw depression
- 融沉洼地 · thaw depression 更强调“冻土融化”这一成因,偏描述性、非正式;在严苛地质学术语中不如 thermokarst depression 常用。
Learner notes
Memory Tip
联想:雅库特冻土塌陷,大地仿佛'唉'(alas)一声陷成洼地——记住alas既是叹息也是这种凹地。
Context & Register
语域:formal 常见场景:地质学文献、永冻土研究 该词是地质学术语,通常出现在关于永冻土沉降或雅库特地区地貌的专业文献中,日常英语里很少使用。
Pronunciation & Spelling
All listed words rhyme with the stressed syllable of 'alas' (/æs/). Words like 'alias' (/ˈeɪliəs/) look similar but have a different pronunciation.
Usage priority
Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY.