viscous

这滴油看起来很粘稠。

The oil looks very ___viscous.

温热的蜂蜜从勺子上缓慢滴落，暴露了它变得多么粘稠。

The warm honey dripped slowly from the spoon, revealing just how ___viscous it had become.

火山岩浆以粘稠的姿态沿着山坡缓慢而下，在暮色中闪烁着橘红色的光。

The volcanic lava crept down the slope in a ___viscous stream, glowing orange in the twilight.