grey kangaroo短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 🌏袋鼠；灰澳洲袋鼠 A national symbol of Australia, the eastern grey kangaroo has been known to leap up to29.5 feet9 meters in a single bound as it traverses eastern mainland Australia. 作为澳大利亚的标志，众所周知，东部袋鼠在穿越澳大利亚东部大陆时一个跳跃可以跳29.5英尺9米远。 yeeyan