A cold is an infection of the upper respiratory tract.感冒是上呼吸道的感染。They have purged thousands from the upper levels of the civil service.他们从上层文职部门清除了上千名公务员。He curled his upper lip in a show of scepticism.他撇嘴表示怀疑。...
Gently raise your upper body to a sitting position, without the aid of your hands.在不用手扶的前提下,慢慢抬起上身直到坐起。Install liftgate opening ( headliner ) upper trim molding.安装升降闸门开口 ( 车顶蓬内衬 ) 上装饰嵌条.Their voices came down, afar and i...
Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 ( actinium ) through 103 ( lawrencium ).锕类任何化学性质相似, 原子序数在89 ( 锕 ) 与103 ( 铹 ) 之间变化的放射性元素.The extraction mechanism and separat...