Retention
[ ri'tenʃən ]
其它 Other
n. 保留;记忆力，保持力;滞留，扣留;闭尿;
📝 例句
The obvious reason for this is the retention of industrial effluents.
其明显的理由是，生物降解工业废水必须有足够的停留时间。
This quantity describes the retention of particles in a porous substance.
这个参数描述阻留在多孔体中的微粒量。
🌱 联想助记
【记】※ 谐音“若贪生”:若贪生怕死就不能保持气节
※ re-谐音“阿姨”,ten-十,tion-谐音“神”:阿姨在十个神的面前很有保持力
※ re-谐音“阿姨”,ten-十,tion-谐音“神”:阿姨给十个神保留了牌位(阿姨被十个神留滞在那)
✅ 同义词
🔤 词根
-tact-表示“触摸”
常见变体有-tach-、-tire-、-tag-、-tang-
📖 牛津释义
retention
n[U, sing]
(fml 文)1 possession or use of sth 具有; 具备; 享有; 享用
retention of one's rights, privileges, etc 权利、 特权等的享有
the full retention of one's (mental) faculties （心智）能力的健全.
2 ability to remember things 记忆力; 记性
her limited/extraordinary powers of retention 她那有限的[非凡的]记忆力
show an amazing retention of facts, details, childhood impressions, etc 显示出对事实、 细节、 儿时情景等的惊人记忆力.
3 action of holding sth in position or containing it 挡住; 拦阻; 保持; 保留; 容纳
the retention of flood waters, crowds 拦住洪水、 人群
suffer from retention of urine, ie failure to pass it out from the bladder 患闭尿症（不能排尿）.
🎯 考研助记
retain v.保留-retention(n.保留)
🔁 扩展释义
n. 保持, 留置, 保留, 保持力, 保留物, 记忆, 停滞, 固位【计】 保贸, 保持【化】 截留; 保留【医】 潴留, 停留, 保留, 保持【经】 保留额(保险), 停泊险保险费, 自留额
🌿 同词根单词
📖 同为「博士」词汇
查看全部博士词汇 ›🗣️ 情景例句
That's very important.
这很重要。
Of course he is. He's very successful. He's made lots of records. They broadcast a programme of his music last month on the radio. Why don't you come on Saturday? I think you'd enjoy it.
当然啦！他很成功。他已经灌制了大量唱片。广播电台上个月播放了他的一个音乐节目。你星期六干吗不去听听呢？我想你会喜欢他的。
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情；而“患感冒”则是你所经历的事情。