Embroidery calls for great care . There must not be even a single sloppy stitch.刺绣要求很高, 一针也不能马虎.It is a headache to decipher his sloppy penmanship.辨认他的潦草的字迹叫人头痛.Mother constantly picked at him for being sloppy.母亲不断地批评他衣着...
The mountain people say that, with guides, the journey can be done in fourteen days.山民们说，有人带路的话这段行程可以在14天内完成。The guides now adjured us to keep the strictest silence.这时向导恳求我们保持绝对寂静.Is one allowed to offer gratuities to th...
PEG-DE引起了膜内的丝胶蛋白结晶形态的变化.PEG - DE caused the condensed structure of sericin films to change.同样, 如果密封间隙增大, 那么液膜内的力就会减小.Similarly, if the seal gap increases, then the membrane will reduce the force.自然海水的盐度会使得半透膜内的纯水流出来, 而植物...