These strands of molecules twine around each other to form cable-like structures.这些分子链彼此缠绕，形成缆线状的结构。There are wide variations caused by different academic programme structures.不同的教学项目结构造成了巨大的差异。Family structures are weak...
下降的部分原因在于英镑对美元的升值。The drop was caused partly by the pound's strength against the dollar.我决定把这张照片水印以下的部分裁掉。I decided to crop the picture just above the water line.该公司租下了这栋大楼，占用了一部分并转租了其余的部分。The company rented the bui...
She shrugged a stray lock of hair out of her eyes.她把一缕散发从眼前甩开。An 8-year-old boy was killed by a stray bullet.一名8岁男孩儿被流弹打死。Crews stray outside to film the view from the pavement.工作人员移到人行道上拍摄这一景色。...