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单词
litmus
释义
litmus
lit
mus
/
ˈlɪt˺məs
/
noun
[uncountable]
Etymology
ETYMOLOGY
litmus
Origin:
1300-1400
Old Norse
litmosi
, from
litr
coloring substance
+
mosi
moss
science
,
chemistry
a chemical that turns red when touched by acid, and blue when touched by an
alkali
随便看
drone
drool
droop
droopy
drop
drop cloth
drop-dead
drop-in
drop kick
drop-kick
droplet
drop-off
dropout
dropper
droppings
drop shot
dropsy
dross
drought
drove
drover
drown
drowning
drowse
drowsily
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更新时间:2025/8/1 3:38:25