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吉姆把一个”请保护花卉”的告示放在花园,但也没有任何效果。
Jim has put up" Please protect plants"signs over the garden, but these have not had any effect.
youdao
报道山西历山自然保护区的野生观赏花卉植物,共667种。
The wild ornamental plants of Lishan Mountain Nature Reserve in Shanxi were reported, totally 667 species.
protect of flowering plants 对花卉的病、虫害、杂草以及环境污染、人为破坏等进行有效预防、除治的策略和措施。
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