| 单词 | concern about sth |
| 释义 | concern about sth or concern over sth对某物的担忧 Share prices have dropped amid concerns about the economy.人们忧心经济状况的同时, 股价下跌了。 Concerns over lab security will only rise.对实验室安全的担忧只会越来越甚。 See concern |
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