challenge
🇬🇧 /ˈtʃælɪndʒ/ 🇺🇸 /ˈtʃælɪndʒ/
n. 难度 B2/5 1501 次查看
📖 释义
n.
something difficult to do
挑战
Life is full of challenges.
生活充满挑战。
v.
to invite to compete
向...挑战
She challenged him to a race.
她向他挑战比赛。
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