Think longer, leaner wings and a more streamlinedbody.
飞机应该有更长、更细的翅膀，流线型的机体。
2
Streamlinedbody balance through matchedcontralateral down kick and hand re-entry.
通过匹配身体对侧的下踢和入水保持流线型身体平衡。
3
During the extra kick, maintain a tightly streamlinedbody line just below the surface - feeling much as you did when doing the Underwater Kicking exercise above.