YSK: all fuel gauges in cars have a small arrow indicating which side the fuel tank door is on
from /r/YouShouldKnow
YSK:汽车上的所有油量表都有一个小箭头,指示油箱门在哪一侧。
YSK:汽车上的所有油量表都有一个小箭头,指示油箱门在哪一侧。
YSK: all fuel gauges in cars have a small arrow indicating which side the fuel tank door is on
from /r/YouShouldKnow