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INTERMEDIATE LEVEL
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→
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OXF3000ZH:
多样化
☊
→
种类
☊
→
变种
☊
→
variety
OXF3000ZH:
改变
☊
→
使多样化
☊
→
☊
→
vary
like: 多样化
→
→
多样化 ☊ → 种类 ☊ → 变种 ☊ → 
variety 改变 ☊ → 使多样化 ☊ → ☊ → vary