Sample-and-hold
[电] 取样保持电路
🧩 词语组成解析
sample
['sæmpl]
n. 样品，华样;标本，榜样;（化验的）取样;[信]信号瞬时值;
vt. 取…的样品，尤指用样品来检验;品尝;抽样调查;
adj. 作为代表或范例的;
s分开+ample拿，获得→分开拿出→标本,样品
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
hold
[həuld]
vt. 拿住，握住;保留，保存;扣留，拘押;容纳;
vi. 拿住，握住;同意，赞成;保持不变;有效;
n. 握住;保留;控制;
🗣️ 情景例句
I earned this, and I'm going to enjoy it.
我辛苦赢得的 我要去享受它。
Did you wash youself?
你自己洗的？
But the station master was adamant: rules could not be broken and she had to watch that train disappear towards her destination while she was left behind.
但站长态度坚决，规章制度不能破坏，姑娘只得眼看那趟火车消逝在她要去的方向而撇下了她。