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亲本二代 (second parental generation) | |||
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棉花宁杀虫,杀螨剂,C₆H₁₂ClO₄P | |||
| |||
敌敌磷 | |||
English thesaurus | |||
| |||
Pershing 2 | |||
probe 2 | |||
co-pilot | |||
R2 | |||
pulmonic second sound | |||
co-pilot, second pilot | |||
pollution prevention | |||
upper Permian | |||
second pilot | |||
| |||
programmable process | |||
| |||
Upper Permian | |||
| |||
pulmonary second sound | |||
| |||
platelet factor 2 |
P 2 : 67 phrases in 15 subjects |