"筒"是个多义词，它可以指筒（汉字）,筒（麻将中的牌）。
网络释义专业释义
短语
万花筒 kaleidoscope
量筒 graduated cylinder
套筒 [机] sleeve ; sleeve
双筒望远镜 [光] binoculars ; binoculars
滚筒 Rollers ; barrel ; [机] drum ; tumbling barrel ; roller
手电筒 Flashlight ; torch ; eletric torch ; flashlight
号筒 horn ; horn loudspeaker
邮筒 Pillar Box ; [邮] mailbox ; post box ; mailbox
唧筒座 Antlia Luftpumpe
直筒裤 stem-pipe pants ; cigarette pants ; straight trousers
双语例句原声例句
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One is that he observed when people were machining cannon barrels, a lot of heat was generated, and there was a lot of work done.
第一种说法说焦耳发现,制作加农炮筒时，会产生大量的热，同时这中间有大量的做功。
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And then they have like, you can bring your binoculars or the telescope thing where you look through.
你还可以带上你的双筒望远镜，或是使用公园里的单筒望远镜，仔细欣赏风景。
应用推荐
$firstVoiceSent
- 来自原声例句