obligatory
adj. 必須的; 應盡的; 義務的; 強制性的
If something is obligatory, you must do it because of a rule or a law.
Most women will be offered an ultrasound scan during pregnancy, although it's not obligatory...
大多數處於妊娠期的婦女將被建議接受超聲波檢查,不過這不是強制性的。
These rates do not include the charge for obligatory medical consultations.
這些費用不含必要的就診費。
If you describe something as obligatory, you mean that it is done from habit or custom and not because the person involved has thought carefully about it or really means it.
His lips curved up in the obligatory smile, acknowledging the compliment...
他嘴邊禮節性地擠出一個微笑,以示對稱讚致謝。
She was wearing the obligatory sweater and pearl necklace.
她穿著那件經常穿的毛衣,戴著那串慣常戴的珍珠項鍊。
1. morally or legally constraining or binding;
2. required by obligation or compulsion or convention;
Every school has an obligatory psychotic jackass.
每個學校都會有一個神經質的笨蛋.
Is this business trip obligatory?
這次出差是不是規定的?
Is not a visit to Mr. George obligatory?
是不是必須我拜訪喬治先生?
Attendance at primary school is obligatory.
上小學是義務的.
The majority of the countries in the world have relevant regulations concerning notarial obligatory right documents.
世界上大多數國家,均有關於賦予強制執行效力公證債權文書的規定.