YSK that your paper coffee cup may leak if the cup's seam is aligned with the hole for your mouth in the cup's lid
from /r/YouShouldKnow
如果紙咖啡杯的接縫與杯蓋上的嘴孔對齊,YSK認爲你的紙咖啡杯可能會泄漏。
如果紙咖啡杯的接縫與杯蓋上的嘴孔對齊,YSK認爲你的紙咖啡杯可能會泄漏。
YSK that your paper coffee cup may leak if the cup's seam is aligned with the hole for your mouth in the cup's lid
from /r/YouShouldKnow