这个物体的表面很光滑,几乎看不出任何接缝。Zhège wùtǐ de biǎomiàn hěn guānghuá, jīhū kàn bù chū rènhé jiēfèng.The surface of this object is very smooth, and hardly any seams can be seen.
所有物体都会受到地球引力的作用。Suǒyǒu wùtǐ dōu huì shòudào dìqiú yǐnlì de zuòyòng.All objects are affected by the Earth's gravity.
黑暗中有一个奇怪的物体在慢慢移动。Hēi'àn zhōng yǒu yí ge qíguài de wùtǐ zài mànmàn yídòng.In the dark, a strange object was slowly moving.