• 口述技法
• 説明

trick

a trick to - - is that ～
- - のコツは～です。

make it a rule to ～

I make it a rule never to mix business with pleasure.

Make it a rule always to check with the scorekeeper before going on to the area.

Early April in the Hebrides can be wild, but we always make it a rule that, if we have decided to go, then we go, regardless of weather conditions.

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