Preliminary calculation
[化] 初步计算
🧩 词语组成解析
preliminary
[prɪ'lɪmɪnɛri]
adj. 初步的，初级的;预备的;开端的;序言的;
n. 准备工作;预赛;初步措施;（对学生等的）预考;
pre预先+limin门槛，限制+ary形容词后缀→入门以前→初步的
🗣️ 情景例句
Two hours from now.
从现在起两小时。
Oh, not yet! At least have one for the road.
哦，还不到时候，至少再喝一杯，以表送行。
Have you received a letter from Jim yet?
你收到了吉姆的来信没有？