Arrowheads
n. 箭头( arrowhead的复数形式 ); 箭镟; 楔形符号; <植>慈菇
🗣️ 情景例句
Those are the rules and regulations, and we have to abide by them.
这些就是这儿的规矩， 大家都应该遵守。
To scream for his breakfast
想吃早餐而大喊大叫。
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。