obligation
B2高频 NGSL-3英 /ˌɒblɪˈɡeɪʃn/美 /ˌɑːblɪˈɡeɪʃn/
释义
noun
义务；责任
the state of being forced to do something because it is your duty, or because of a law, etc.
“obligation to do something, You are under no obligation to buy anything.”
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