| 释义 |
DEFINITIVE EXAMPLES 权威例句〔ballast〕Heavy material that is placed in the hold of a ship or the gondola of a balloon to enhance stability.压舱物,压载:放在船舱或气球吊篮里以增加稳定性的重物美国传统〔gondola〕A basket, an enclosure, or an instrument sling suspended from and carried aloft by a balloon.气球吊篮:悬在空中吊在气球下的篮子,封闭舱或仪器舱美国传统 |