HSK 7–9 · noun
筒
tube; cylinder; a tube-shaped container
他买了一筒茶叶带回家。
Tā mǎile yì tǒng cháyè dài huí jiā。
He bought a tube of tea leaves and brought it home.
请对着话筒说话，声音大一点。
Qǐng duìzhe huàtǒng shuōhuà， shēngyīn dà yì diǎn。
Please speak into the microphone, a bit louder.