These methods, unfortunately, are not very sensitive and may not be superior to the soap - bubble test.不过, 这些方法不是很灵敏的,并且不可能比肥皂泡试验法好.Natural fiber is said to be superior to synthetic fiber.据说天然纤维比合成纤维好.Local people consid...

be superior to的音标：be superior to的英式发音音标为：[bi: sju'piəriə tu:]be superior to的美式发音音标为：[bi sʊ'pɪriɚ tu]...

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