performance parachute的用法和樣例：
例句
- Control of the parachute also is taught by dangling, with the trainees suspended from the roof of a hangar.
日本傘兵也在懸掛在飛機棚天花板下的傘具里學(xué)習如何操縱降落傘。 - Covering the opening there are a few layers in Cordura, which will protect your parachute against dust and humidity.
交接處被厚厚裹了幾層，目的是保護您的降傘以防止塵土和濕氣。
