alas

alas怎么读

英式音标：[əˈlæs]

美式音标：[əˈlæs]

alas基本解释

int. 唉（表悲伤、遗憾、恐惧、关切等等）

n. (Alas)人名；(西、葡、捷、土)阿拉斯

alas的意思释义

int.

（表示悲痛、遗憾）哎呀；唉；乌呼；呜呼哀哉

英英释义

adv.by bad luck

\"alas, I cannot stay\"

同义词：unfortunatelyunluckilyregrettably

alas用法及例句

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。

例句参考

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.

alas词源

alas

alas: [13] In origin alas was an exclamation of weariness rather than grief. Latin lassus ‘weary’ (related to let ‘allow’ and source of lassitude) passed into Old French as las which, with the addition of the exclamation a ‘ah’, became alas.=> lassitude, let

alas

mid-13c., from Old French ha, las (later French hélas), from ha \"ah\" + las \"unfortunate,\" originally \"tired, weary,\" from Latin lassus \"weary\" (see late). At first an expression of weariness rather than woe.