Hold-backs
(hold-back 的复数) [化] (蒸馏时轻馏分被重馏分)滞留
🧩 词语组成解析
hold
[həuld]
vt. 拿住，握住;保留，保存;扣留，拘押;容纳;
vi. 拿住，握住;同意，赞成;保持不变;有效;
n. 握住;保留;控制;
n. 后背, 脊背；后卫（back的复数形式）
🗣️ 情景例句
What are your major and minor subjects?
你主修和副修什么科目？
He's the same as always.
他还是老样子。
and another group were disturbed for an equal period of time but when they were no exhibiting eye-movements,
另一组人也是连续几夜被叫醒，但是在眼球队没活动时被叫醒的。