Life-span
n. 寿命
📖 牛津释义
life-span
n length of time that sth is likely to live, continue or function 寿命; 生命期限; 使用期; 有效期
Some insects have a life-span of no more than a few hours. 有些昆虫寿命只有几小时.
🧩 词语组成解析
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
span
[spæn]
n. 共轭（马、骡）;跨度，墩距;一段时间;[航] 跨绳;
vt. 缚住或扎牢;跨越时间或空间;以掌测量;以手围绕测量类似测量;
🗣️ 情景例句
I have to cram all night for tomorrow's exams.
为了明天的考试，我得熬夜临阵磨枪。
The older the goose the harder to pluck.
越老越狡猾。
The house was completed five months ago.
是在5个月以前竣工的。