Predecessor block
[计] 先行符, 先趋符, 先行块, 先趋块
🧩 词语组成解析
predecessor
['prɛdəsɛsɚ]
n. 前任，前辈;原有事物，前身;<古>祖先;
pre 前 + decess 消逝，死 + or表示人 → n. 前任,前辈;(被取代的)原有事物,前身
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
and I care about you,
也关心你，
As long as it doesn't snow!
只要不下雪就行啊！
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。