Primary plasticizer
[化] 主增塑剂
🧩 词语组成解析
primary
['praɪmɛri]
adj. 首要的，主要的;最早的，原始的;[地质学]原生的;基本的;
n. 第一位;最好者;要素;候选人提拔会;
prim第一，主要的+ary形容词后缀 → 第一的，最开始的 → 最初的；根本的
n. 塑化剂, 增塑剂\\n[化] 塑化剂; 增塑剂
🗣️ 情景例句
Can you send your tow truck over here?
你们能派辆拖车来吗？
I don't know. You may look in the TV Guide.
我不知道，你可以看看《电视报》。
when she remembered that she had gone shopping after the home help had left and she knew that she had turned both keys in their locks,
但突然记起来了，帮手是在她出去买东西之前走的，她还记得曾用了两把钥匙把大门锁上了。