protrusion
n
(a) [U] protruding 伸出; 突出
Thumb-sucking can cause protrusion of the teeth. 经常吮吸拇指能使牙齿向外突出.
(b) [C] thing that protrudes 伸出物; 突出物; 隆起物
rocky protrusions on the surface of the cliff 悬崖表面突出的岩石.
🗣️ 情景例句
Quality is more important that quantity.
质量比数量更重要。
It's going to crash! Why?
要下坠了,究竟怎么啦?
and as the number of stars in the universe is so vast,