Traa
abbr. Towing and Recovery Association of America 美国牵引和复原（机械）协会
🗣️ 情景例句
A diamond of this size is unique.
这种尺寸的钻石是独一无二的。
Don't forget to come back.
不要忘记回来。
It later became apparent that rabbits were developing a degree of resistance to this disease,
后来，明显看出，兔子对这种疾病已产生了一定程度的免疫力，