n.

德(辐射剂量单位)
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bathypelagic,
bathypelagicfish,
bathyphotometer,
bathyphyll,
bathyphytia,
bathypsychology,
bathyscaph,
bathyscaphe,
bathyseism,
bathysmal,
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racquet,
racquetball,
racquets,
ractinomycin,
racy,
rad,
RADA,
radameter,
radan,
radanil,