Opti
abbr. 欧皮特（Optibelt, 德国全系列产品经销商）
🗣️ 情景例句
and it is on a half-acre lot.
用地半英亩。
Please leave me alone.
请别打扰我。
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，