| 单词 | 半球型 |
| 释义 | 〔parachute〕An apparatus used to retard free fall from an aircraft, consisting of a light, usually hemispherical canopy attached by cords to a harness and worn or stored folded until deployed in descent.降落伞：一种用于阻止从飞机上自由降落的装置，由一种轻的且通常半球型的篷罩构成，罩子用粗绳系在吊带上，下落时才会展开〔semispherical〕Somewhat spherical in shape.半球体的：形体上略呈半球型的 |
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