Petroleum accumulation
[经] 石油集骤
🧩 词语组成解析
accumulation
[əkju:mjʊ'leiʃ(ə)n]
n. 积累;堆积物;累积量;
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
Cast not your pearls before swine.
明珠莫投暗。
as different as arsenic is from strychnine,
就像砒霜不同于马钱子碱一样。