She sneaked a surreptitious glance at her watch.她偷偷看了一眼手表。His surreptitious behaviour naturally aroused suspicion.他那鬼鬼祟祟的行为自然引起了旁人的怀疑.He made a surreptitious entrance to the club through the little door in the brick wall...
What I did for you was free, gratis, you understand?我为你所做的一切都是免费的，无偿的，你明白吗？I knew his help wouldn't be given gratis.我知道他的帮助不会是无偿的。David gives the first consultation gratis.戴维免费提供初次咨询。...
到6个星期大时，大多数婴儿开始表现出近似于日夜分明的睡觉模式。By about 6 weeks of age, most babies begin to show something approximating a day/night sleeping pattern.神经元的本体, 其作用近似于一种线性阀值器件.The body of a neuron. Acts approximately as a linear threshold...
Peel a thick-skinned orange and square off the ends with a sharp knife.剥开一只厚皮橙子，用锋利的刀将两端削去使它呈方形。We'd like to see the two candidates square off on camera.我们愿意看到两位候选人在摄影机前面辩护.We must square off before the professor co...
Objective : To investigate the value of acoustic immittance in the diagnosis of middle ear effusions.目的: 探讨声导抗测试对分泌性中耳炎的诊断价值.This paper presents the development of acoustic immittance apparatus and application in diagnos...
Das Autoist deswegen so wichtig Firma, weil es die Eigenst? ndigkeit in der Entwicklung bei Audi dokumentierte.这种汽车对公司之所以如此重要,是因为它记载了奥迪汽车开发方面的自主性.His face was covered in ugly red blotch es.他脸上有许多难看的红色大斑点.Esta es una poes...