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2026英语单词在线查_免费看外语词汇翻译-单词机fastnessfastness英英释意

fastness

英 ['fɑːs(t)nɪs] 美['fæstnəs]

英语单词fastness

英英释义实用场景例句

n. 牢固；不褪色；要塞；巩固；堡垒；迅速

英英释意

1. a rate (usually rapid) at which something happens;: "the project advanced with gratifying speed"

2. the quality of being fixed in place

3. a strongly fortified defensive structure