1. Vitamin B assists in red-blood-cell regeneration. 维生素B有助于红细胞的再生。
2. He assists her in cooking matters. 他帮她做饭。
3. A completely different theory holds that yawning assists in the physical development of the lungs early in life, but has no remaining biological function in adults. 另一种完全不同的理论认为,打呵欠有助于生命早期肺部的生理发育,但对成年人没有任何剩余的生理功能。