The two men exchanged glances.那两个男人互相扫了一眼。They exchanged amorous glances and clearly made known their passions.二人眉来眼去,以目传情.Envious glances were cast at Anne.嫉妒的目光向安妮投来....
The timbers groan and creak and the floorboards shift.这些木头在吱吱嘎嘎作响，木地板有些摇晃。Bookshelves groan under the burden of books on threats to the environment.书架上摆满了有关环境威胁的书，不堪重负。The platforms groan with homeward-bound commuters.月台...
然而近代电子学对调谐的频率范围很宽的带通放大器提出很多要求.There is a great deal of demand in modern electronics, however, for bandpass amplifiers.频率是可以调谐的.It is accompanied by a tone.外腔反馈的激光二极管阵列 ( LDA ) 可获得窄线宽 、 可调谐的光谱输出.Linewidth - narrowed, tuna...