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ひたすら, 只管, 一向, 頓
1. intently, single-mindedly, devotedly, solely, earnestly, with all one's heart
全神贯注地,一心一意地,全心全意地,只顾着,认真地,倾注全部心力地
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保管, ほかん
1. charge, custody, safekeeping, deposit, storage
保管,存放