Valid data signal
[计] 有效数据信号
🧩 词语组成解析
data
['detə]
n. 资料，材料;datum的复数;[计算机]数据，资料;从科学实验中提取的价值;
signal
['sɪgnl]
n. 信号，暗号;预兆，征象;动机;导火线;
vt. 向…发信号;用动作（手势）示意;以信号告知;
vi. 发信号;
adj. 显著的，优越的;暗号的，作信号用的;
sign记号，信号+al表名词 → 信号
🗣️ 情景例句
Can you stop by for one minute?
你能否过来坐坐？
It has been a long time since last came here.
自从我上次来这里已经有很长时间了。
The woman kept as near as she could to the children and even tried to get into the case herself, but it was too small.
这位妇女尽可能地靠近孩子，甚至自己也想钻进箱子里去，只是箱子太小了。