Yabla video uses of 预热

虽然 suīrán
他们 tāmen
作为 zuòwéi
开幕式 kāimùshì
qián
de
预热 yùrè
项目 xiàngmù
并未 bìngwèi
néng
chū
现在 xiànzài
电视 diànshì
直播 zhíbō
shàng
Although as a warm-up performance, they did not appear on the television,