safe-guard

短語(yǔ)詞組

短語(yǔ)

• safe -guard door chains 防盜門(mén)鏈
• Intelligent Safe -guard System 智能安防系統(tǒng)
• safeguard mechanism 保障機(jī)制
• safeguard against 防範(fàn)；預(yù)防
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