明日、高校生相手に実演授業をやるので、その教科書本文を見ていて、え？
double take というやつですね。
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The use of p.m. for the Latin words post meridiem (after noon) is known to have been used in English as early as 1666,
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これはアリですか。
The use .. is known to have been used
つまり、骨は
The use was used
ですが。。。
