Test-letter
[医] 视力标型(视力表)
🧩 词语组成解析
letter
['lɛtɚ]
n. 信;证书，许可证;字母，文字;字面意义;
vt. 用字母标明;写字母于;加标题;
vi. 写印刷体字母;
🗣️ 情景例句
I'll join you in a minute.
我马上就来找你。
Even the walls have ears.
隔墙有耳。
The two boys are in the river now.
两个男孩现在在河里。