Allowance for corrosion
[化] 腐蚀裕度; 腐蚀余量
🧩 词语组成解析
allowance
[ə'laʊəns]
n. 津贴，补贴，零用钱;限额;折扣;默许，默认;
vt. 给（某人）零用钱或津贴;按定量供给;
allow允许 + ance 表名词，状态、情况 → n. 津贴,补贴,零用钱
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
🗣️ 情景例句
What are you talking about?
在说什么？
He wants to change his appointment from Monday to Wednesday.
他想要把他的约会从星期一改到星期三。
they are not prepared even to admit the possibility that noise affects people.
甚至不愿承认噪音可能对人有影响。