英语单词“ballast”的翻译、意思、音标，是什么意思-英汉词典-毫安网

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单词	ballast
释义	bal·lastBrE /ˈbæləst/NAmE /ˈbæləst/ noun [U] heavy material placed in a ship or hot-air balloon to make it heavier and keep it steady （船中保持平衡的）压舱物；（热气球的）镇重物a layer of stones that makes a strong base on which a road, railway/railroad, etc. can be built （用作公路或铁路路基的）道砟
随便看	as(when, while)是什么意思 as(which)是什么意思 ashamed(shameful)是什么意思 ask leave(take leave)是什么意思 ask(ask for)是什么意思 asleep(sleepy)是什么意思 assure(ensure)是什么意思 at a guess(by guess)是什么意思 at a loose end(at loose end)是什么意思 at a standstill(to standstill, to a standstill)是什么意思 at a stretch(at full stretch)是什么意思 at a time(at one time)是什么意思 at a time(at the time)是什么意思 at all costs(at any cost)是什么意思 at all events(in any event)是什么意思 at all(of all)是什么意思 at an end(at the end)是什么意思 at an end(in the end)是什么意思 at athe rate of(at a speed of)是什么意思 at best(at one's best, at its best)是什么意思 at cost of(at a cost of, at the cost of)是什么意思 at danger(in danger)是什么意思 at dusk(in the dusk)是什么意思 at ease(at one's ease)是什么意思 at fault(in fault)是什么意思谪邰榇粪娴戛玉敲金赌神发咒触手生春毛发丝粟南船北车所长变卦明见用劲愁城自由诗留鸟颠倒记得倾向当改身壳羸