Abstract: Picture display methods and apparatuses relating to the field of interactive entertainment, computer and Internet technologies are described herein. An illustrative method includes: displaying a virtual environment picture in a current round of an arena game, the first virtual object being a winner of a historical round of the current round, a first virtual camera being set in a birth/spawn point area of the first virtual object in the current round, and the first virtual object having a right to control the first virtual camera; and displaying, in response to a picture switching operation performed by the first virtual object, a first camera picture captured by the first virtual camera. The right to control the virtual camera at the birth point is given to the winner of the historical round of the current round, so that a user can learn of situations of the birth point area in real time.

Abstract: A sea surface oil recovery device is provided, which comprises a storage cabin, an oil-water separation system and an oil-water collection system arranged on the storage cabin. The storage cabin is provided with an oil storage cabin, a water storage cabin, a separation cabin and a gas storage cabin which are separated from each other, and the storage cabin is provided with a water pipe for connecting the water storage cabin with the outside of the storage cabin. The oil-water separation system comprises a molecular semipermeable membrane for separating oil and water and a water suction pipe, wherein the molecular semipermeable membrane is arranged between the separation cabin and the water storage tank and connects the separation cabin with the water storage tank; the water suction pipe is arranged between the oil storage cabin and the separation cabin and connects the oil storage tank with each other.

Abstract: A sea surface oil recovery device is provided, which comprises a storage cabin, an oil-water separation system and an oil-water collection system arranged on the storage cabin. The storage cabin is provided with an oil storage cabin, a water storage cabin, a separation cabin and a gas storage cabin which are separated from each other, and the storage cabin is provided with a water pipe for connecting the water storage cabin with the outside of the storage cabin. The oil-water separation system comprises a molecular semipermeable membrane for separating oil and water and a water suction pipe, wherein the molecular semipermeable membrane is arranged between the separation cabin and the water storage tank and connects the separation cabin with the water storage tank; the water suction pipe is arranged between the oil storage cabin and the separation cabin and connects the oil storage tank with each other.