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| defence; bulwark; forefend; secure | |||
| confinement; embank; shelter | |||
| safety | |||
| defensive | |||
| cover | |||
| security | |||
| train over-speed protection | |||
| preserve | |||
| preservation | |||
| shielding | |||
| precaution | |||
| guard; protection; shield; safeguard; prevention | |||
| armoured | |||
| shielding; proofing | |||
| protecting | |||
| defense | |||
| protect; proof | |||
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| entrenchment | |||
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| preserve | |||
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| relay | |||
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| security | |||
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| shield | |||
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| guard; safeguard | |||
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| shield | |||
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| protecting; shielding | |||
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| entrench (保卫) | |||
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| guard | |||
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| proofing | |||
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| safeguard (against) | |||
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| shield | |||
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| shielding | |||
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| preserve | |||
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| shielding | |||
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| C³ protection | |||
| 防 护: 2924 phrases in 114 subjects |