?? 句中詞匯解析
從本句中提取的重要詞匯
n. 活動;活躍，敏捷;活動力;教育活動;
?? act行動，做+ivity狀態→活動
"The streets were noisy and full of activity."
街上熙熙攘攘，車水馬龍。
近義：motion, action, job, occupation, profession
反義：idleness, inaction, inertia, laziness, leisure, otioseness
n. 潛艇;海底生物;
adj. 水下的，海底的;
vt. 用潛艇攻擊;
vi. 駕駛潛艇;劃入底下;
?? sub在下面+marine海洋的→在海下面→海底的；潛水艇
"Within a short time, everything on the submarine was buttoned up."
不一會兒, 潛水艇內所有的東西都扣緊了.
近義：sub, subaquatic, undersea, underwater, hero
n. 觀察;觀察力;評論;觀察所得;
?? ob加強動作+serv服務，保持+ation名詞后綴 → 觀察
"Most information was collected by direct observation of the animals' behaviour."
大部分信息都是通過直接觀察動物的行為收集到的。
近義：inspection, perusal, scrutiny, study, consideration, note
反義：applause, approbation, assent, nodding, o.k., ok
vi. 爆裂，炸破;使爆炸;充滿，塞滿;爆發;
vt. 使爆炸;沖破，脹破;分幀，分頁，分隔;
n. 爆炸;爆裂;爆發;突發;
?? 爆死它（諧音）： 爆炸 bur(burn燃燒)+st(翻轉）：燃燒翻轉- 爆炸
"That balloon will burst if you blow it up any more."
你再給氣球充氣，它就要爆了。
近義：pop, blast, blow, detonate, explode, rupture
adv. 立刻，馬上;一會兒，不久;快;寧愿;
?? 速(諧音): 迅速
"The whole building was soon ablaze."
整棟大樓很快就熊熊燃燒起來。
近義：hereupon, apace, immediately, promptly, pronto, quickly
反義：langsyne, lately, whilom, yesterday, yesteryear, yore