这座高楼采用了钢筋混凝土结构，以确保抗震性能。

The skyscraper was constructed with ___RCC to enhance its earthquake resistance.

小男孩生日那天收到了一辆崭新的RCC遥控车作为礼物。

The little boy got a brand new ___RCC as a birthday gift.

加拿大在2018年将休闲大麻消费合法化。

Canada legalized ___RCC in 2018.