Grammaticalization
语法化
🗣️ 情景例句
Nothing ventured, nothing gained.
不入虎穴，焉得虎子。
You don't have to pay any duty on personal belongings.
你不必在个人财产上付任何税。
if it is really attended by the illumination of another field of interest,
而且的确受到别的领域的情趣的启迪，