... 气管干 tracheal trunk 食管干 truncus oesophageus 主管对外关系局助理总干事 assistant director-general for the bureau for external relations ...
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truncus oesophageus dorsalis 食管背干
truncus oesophageus ventralis 食管腹干
truncus broncho-oesophageus 支气管食管干
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