Safe range of stress
[化] 疲劳极限
🧩 词语组成解析
safe
[sef]
adj. 安全的;保险的，肯定的;无损的;提供保护的;
n. 保险箱，保险柜;冷藏箱;〈俚〉避孕套;
range
[reindʒ]
n. 范围;射程;类别;（山脉，房屋等的）排列;
vi. 搜索;变化;延伸;漫游;
vt. 排列;（按一定位置或顺序）排序;把…分类;徘徊;
adj. 牧场的，放牧区的;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
stress
[stres]
n. 强调;重音;压力;重力;
vt. 重读;[机械学]使承受压力;给…加压力（或应力）;
🗣️ 情景例句
I'm sorry I missed him. I had to work late.
很抱歉我错过了他醒着的时候。我必须工作到很晚。
Let's keep in touch.
让我们保持联系。
Some children were playing games on the bank and there were some people rowing on the river.
河岸上有些孩子正在玩耍，河面上有些人正在划船。