breakthrough
an important discovery or development that helps improve a situation or answer a problem
重要な発見
[名詞]
to invest
to devote a lot of effort, time, money, etc. to something from which one expects to achieve a good result
投じる
[動詞]
productive
producing desired results through effective and efficient use of time, resources, and effort
効果的かつ効率的な
[形容詞]
desperate
(of an act) without much hope for its success and done when nothing else works
絶望的な
[形容詞]
to struggle
to put a great deal of effort to overcome difficulties or achieve a goal
何かをしよう、あるいは達成しようと一生懸命努力する
[動詞]
to overcome
to succeed in solving, controlling, or dealing with something difficult
何かを乗り越える
[動詞]
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