?? 詞語組成解析
PE
[['pi:'i:]]
[計] 相位編碼\\n[化] 磷脂酰乙醇胺
n. 蔡（姓氏）
??? 情景例句
Two is enough.
兩塊足夠了。
You're not wearing enough. It's cold out there.
你穿這樣不夠保暖。
No matter how many guests were present, the great house was always immaculate.
不管去多少賓客，大房子里總是收拾得干干凈凈。