Clusters of needles
[建] 针状体簇
🧩 词语组成解析
n. 群集；簇；丛（cluster的复数形式）
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 针数, 千针本；折页顶针（needle复数形式）
🗣️ 情景例句
I quit.
我辞职了。
He knocks boldly at the door who brings good news.
彼叩门声响，必来报佳音。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。