observation
B2高頻度 NGSL-2英 /ˌɒbzəˈveɪʃn/米 /ˌɑːbzərˈveɪʃn/
意味
noun
観察
the act of watching somebody/something carefully for a period of time, especially to learn something
“Most information was collected by direct observation of the animals' behaviour.”
実際の動画で observation を覚える
TED / YouTube の精読レッスンを見て、単語をタップ、間隔反復で復習。
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