Unremunerative
a. 无报酬的, 无利可图的
✅ 同义词
🗣️ 情景例句
Susan and Harry have a sitter for Michelle in the city,
Susan和Harry在城里给Michelle找到一位临时保姆，
This is a rather old house. It needs painting.
这房子挺旧的，得刷一下才行。
Vipers (adders) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇（蝮蛇）和响尾蛇产生血液毒素，称为溶血性毒液。