A piece of
辅助 Assistant一块..., 一片...
🧩 词语组成解析
piece
[pi:s]
n. 块，片，段;部分，部件;文章，音乐作品;
vt. 修补;连接，接上;
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];
🗣️ 情景例句
I told you.
我告诉过你了。
It looks like it's going to be sunny.
今天看来像是个晴天。
I've looked round the whole school. I can't find it anywhere.
“我整个学校都找过了。我就是找不到它。”