Pre-sequence
[医]前肽顺序
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
sequence
['si:kwəns]
n. [数]数列，序列;顺序;连续;片断插曲;
vt. 使按顺序排列，安排顺序;[生化]确定…的顺序，确定…的化学结构序列;
🗣️ 情景例句
Then walk two blocks to the traffic light.
再走两条街到红绿灯处
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
I think so.
我也这么想。