Sympathetic ink
隐显墨水
🧩 词语组成解析
ink
[ɪŋk]
n. 墨水，油墨;（乌贼分泌的）墨液;
vt. 给…上油墨（以供印刷、签订合同等）;签名（在…上）;涂油墨;
🗣️ 情景例句
Fast food is all bad for you.
快餐对你的健康没有好处。
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
in the form of a large group of enlightened young men and women who are potential leaders.
便是培养出大批有知识的男女青年，这些人可能会成为未来的栋梁。