The challenges of deep-sea exploration mentioned in the video are funding, technology and high pressure.
举一反三
- Air tends to flow from a _______ pressure area to a _______ pressure. A: high, lower B: low, higher C: high, high D: low, low
- 1. Reaching it requires the same kind of methods, technology and expertise required for exploring space. 2. Yet despite the similarity in how we employ technology to explore both the ocean and space, there is a great disparity between the amount of funding put toward space exploration and ocean exploration. 3. There are no doubt countless discoveries to be made under the surface of the sea
- What did Alan Jamieson's team use the "lander" for? A: Deep sea fishery and adventure. B: Getting samples from the deep sea. C: Testing water pressure in the trench. D: Clearing away the industrial pollutants.
- Research shows heavy coffee drinking is _____ a small increase in blood pressure, but not enough to increase the risk for high blood pressure. A: compared with B: associated with C: attributed to D: referred to
- This passage tells us that ______. A: the sea is very shallow B: the sea is very deep C: the sea is neither shallow nor deep D: the depths(深度)of the sea in different places are quite different