Spd
abbr. 电涌保护器；补充石油税；统计过程诊断（Statistical Process Diagnosis）
🗣️ 情景例句
Just try to be patient.
尽量耐心一点。
It is better to be alone than in bad company.
无友要比交坏友好。
Now she looks pale as if she were ill.
现在她脸色难看，好像病了一样。