🧩 词语组成解析
n. 服务；服务项目（service复数形式）
🗣️ 情景例句
My final test is worth half my grade.
我的期末考试结果占我总成绩的一半。
Open your eyes!
眼睛睁大点！
and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
一项使人对这个问题感到困惑的奇怪的发现是，睡眠在很大程度似乎并不仅仅是为了使身体得到休息。