alas

听听怎么读

英 [əˈlæs]

美 [əˈlæs]

是什么意思

int.

（表示悲痛、遗憾）哎呀；唉；乌呼；呜呼哀哉

英英释义

alas[ ə'læs ]

adv.by bad luck
"alas, I cannot stay"
同义词：unfortunatelyunluckilyregrettably

学习怎么用

双语例句

用作感叹词(int.)

Some of them--alas--will never return.
唉，有一些却是一去不返。
My cheek is cold and white, alas!
唉！我的面颊冰冷没有血色!
Alas! He missed the train!
哎呀！他误了火车了！
Alas the day! We have lost such a good chance.
哎呀！我们失去了这么好的一次机会。

权威例句

Quasiperiodic GaAs-AlAs heterostructures.
Interface roughness scattering in GaAs/AlAs quantum wells
GaAs, AlAs, and AlxGa1−xAs: Material parameters for use in research and device applications
Large Tunneling Magnetoresistance in GaMnAs /AlAs /GaMnAs Ferromagnetic Semiconductor Tunnel Junctions
Resonance Raman scattering by confined LO and TO phonons in GaAs-AlAs superlattices
Crystal growth kinetics in (GaAs) n −(AlAs) m superlattices deposited by molecular beam epitaxy : I. Growth on singular (100)GaAs ...
Ultralow threshold current vertical-cavity surface-emitting lasers with AlAs oxide-GaAs distributed Bragg reflectors
Application of reflectance difference spectroscopy to molecular‐beam epitaxy growth of GaAs and AlAs
Band offsets in lattice-matched heterojunctions: A model and first-principles calculations for GaAs/AlAs.
Second-order Raman scattering by confined optical phonons and interface vibrational modes in GaAs-AlAs superlattices.