Sema
abbr. 美国汽车改装用品协会（the Specialty Equipment Market Association）
🗣️ 情景例句
But, like your Grandpa suggested,
但是， 照你爷爷所建议的，
Man is the artificer of his own happiness.
人之幸福，自己创造。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，