Extra care has been used in sealing essential areas against sand and dust.
在密封重要区域以防止沙子和灰尘方面格外小心。
单词 | essential area |
例句 |
原声例句
《沙丘》有声书 Extra care has been used in sealing essential areas against sand and dust. 在密封重要区域以防止沙子和灰尘方面格外小心。 |
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