请输入您要查询的英文单词:
单词
main sources of pollution
释义
main
adj
—
主
adj
•
主要
adj
•
正
adj
•
主干
adj
sources
pl
—
资源
pl
•
源头
pl
pollution
n
—
污染
n
main
n
—
主体
n
source
n
—
源
n
•
来源
n
•
本
n
•
原
n
•
源泉
n
•
本源
n
•
发源
n
•
來源
n
•
源点
n
•
内源
n
•
发源地
n
•
出处
n
•
源头
n
•
根源
n
•
产地
n
•
消息来源
n
•
渊源
n
source
v
—
寻找货源
v
of
—
的
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held-to-maturity debt security
held-to-maturity investments
held to maturity investments are non-derivative
held to maturity securities
held to ridicule
held to standards
held to the light
held training
held two meetings
held under a joint
held under custody
held under leases
held under occupation
held under the auspices
held under the motto
held under the patronage of
held unenforceable
held unlawful
held up as role models
held up better
held up high
held up in traffic
held upright
held-up-to-date
held up very well
英汉双解词典包含2273206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。
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更新时间:2025/3/17 5:35:40