double_root_canal_有道手机词典

1.Yeah, that one was alright and then I had another one again, another double root canal while I was doing the pirate film.
对，那一次没问题，但我后来在拍摄“海盗”的时候又要给两颗牙做牙根管填充手术。
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2.The root canal systems were comparatively complex, but most of them were most of double three canals.
根管系统虽较为复杂，但主要是双根管和三根管型。
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