early 14c., "in an adjacent position, closely," from just (adj.) + -ly (2). Meanings "truthfully, honestly," "in an equitable manner, with justice, fairly" are from late 14c. Sense of "justifiably, with good reason" is from c. 1400; that of "legally, legitimately, rightfully" is early 15c.
权威例句
1. Australians are justly proud of their native wildlife.
澳大利亚人有充分的理由为他们的野生动物感到骄傲。
2. They were not treated justly in the past.
过去他们没有受到公正的对待。
3. Her efforts were justly rewarded with a British Empire Medal.