我们说话的时候，他们家的4个孩子在草地上玩侧手翻。Their four children turn cartwheels in the grass as we talk.另外两个女孩同时朝着绳索做侧手翻，动作整齐划一，完美无瑕。With perfect synchronization, two other girls cartwheeled toward the ropes.他们还在院子里一通杂耍，翻着跟头，玩着侧手翻。They wer...
...a complete cycle of inhalation and exhalation...吸入与呼出的完整循环During inhalation, contraction of the intercostal muscles elevates the ribs.吸气时肋间肌收缩,提起肋骨.Death was due to asphyxia through smoke inhalation.死亡是吸入浓烟窒息导致的。The p...
Cartilage is formed from glucosamine and chondroitin sulphates in the body.软骨是由身体里的葡萄糖胺和软骨素构成的.PurposeTo extract and purify chondroitin sulfate ( chs ) from pig cartilage.目的从猪鼻软骨中提纯硫酸 软骨素.The company is in Shandong Provi...