（）接头用于Tube管和Tube管之间的连接。
中间
举一反三
内容
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Which following structure belong(s) to the oviduct structure? A: Infundibulum of uterine tube B: Fimbriae of uterine tube C: Ampulla of uterine tube D: Isthmus of uterine tube E: Abdominal orifice of uterine tube
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用探头查找管里的堵塞。 A: Use a probe to find the blockage in the tube. B: Probe the tube to find the blockage.
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tube
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Tube Crossing
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vacuum<br/>tube ______