to put money, effort, or time into something to achieve a profit or result
将金钱、努力或时间投入到某事中，以获得利润或结果 (jiāng jīnqián, nǔlì huò shíjiān tóurù dào mǒu shì zhōng, yǐ huòdé lìrùn huò jiéguǒ)
"The country continues to invest in renewable energy projects."
"该国继续投资于可再生能源项目。" (Gāi guó jìxù tóuzī yú kě zàishēng néngyuán xiàngmù)
to keep emotions inside instead of expressing them
to appear in a particular way or form
to lower the total amount of money spent
to examine items one by one to find something specific
to wait to get something you really need or want
to advance to a higher position or level in one’s career
