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Project supported by the Shanghai Postdoctoral Sustentation Fund, China ( Grant No. ).
上海市 博士后 基金资助的课题.
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"they were in want of sustenance"
"fishing was their main sustainment"
nourishment
英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。