CORE WORDS
COMPOUND WORDS
backward compatibility | {n} | (compatibility with older systems) | backward compatible | {adj} | (compatible with older systems) | downstairs | {adv} | (downstairs (adverb)) | downstream | {adv} | (Following the path of a river or stream)
5000 WORDS
PHRASES
He went downward in life . | 他的人生开始走下坡路。
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The bridge is far down the river . | 桥在河下游很远的地方。
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