A 40 watt bulb would be quite sufficient and would not obtrude.40瓦的灯泡完全够亮了，并且不会晃眼。This makes the total cost of the bulb and energy £27.这使灯泡与电费合计为27英镑。The naked bulb was directly over his head.裸露的灯泡正好在他的头顶上方。...
大型褐藻富含维他命和微量元素.Kelp is rich in vitamins and trace elements.我爸爸非常相信这些维他命药片.My father swears by these vitamin pills.服用大量维他命A可改善暗光适应.Taking large doses of vitamin A can improve one's dark adaptation....