Major task
[計] 主任務
?? 詞語組成解析
major
['med??]
adj. 主要的;重要的;大調(diào)的;主修的（課程）;
n. 主修科目;大調(diào);陸軍少校;成年的;
vi. <美>主修，專攻;[美國英語][教育學]主修(in);專攻;
maj大+or...的 → 較大的；主要的
task
[t?sk]
n. 工作，任務;作業(yè);苦差事;
vt. 交給某人（任務）;使過于勞累;
??? 情景例句
I'm inclined to think independently.
我喜歡獨立思考問題。
Who would you like to invite to the party?
你要邀請誰來宴會？
The children were at school, my husband was at work and the house was quiet.
孩子們在上學，我丈夫在上班，家里清靜得很。