Every solid object will reflect a sound, varying according to the size and nature of the object.
任何固體者反射聲音，反射的聲音因物體的大小和性質的不同而不同。
新概念英語第四冊
Lesson 7 Bats
?? 句中詞匯解析
從本句中提取的重要詞匯
adj. 固體的;實心的;結實的，可靠的;可信賴的;
n. 固體;立體圖形;立方體;
?? solidus(firm)+id(形容詞后綴)→固體的；牢固的；純粹的
"The team's bullpen is solid this year."
今年該隊的候補投手實力不錯。
近義：trimensional, massive, robust, strong, sturdy, consistent
反義：flowing, fluid
n. 物體;目標;賓語;客體，對象;
?? ob反+ject投擲，扔→反著扔→反對，引申為扔向目標 → 物體；目標v. 反對
"A rock is an inanimate object."
巖石是無生命的物體。
近義：oppose, protest, recalcitrate, remonstrate, resist, conflict
反義：accord, acquiesce, chord, coincide, concur, converge
vt.& vi. 反射（光、熱、聲或影像）;考慮;
vt. 反射，反照;表達;顯示;折轉;
vi. 映出;反射;深思熟慮;慎重表達;
?? re回，向后+flect彎曲→反彎曲→反射
"The election results do not always reflect back the views of voters."
選舉的結果并不總是真實地反映出選民的觀點.
近義：meditate, mull, muse, perpend, ponder, ruminate
n. 自然;天性;天理;類型;
?? nat出生的+ure狀態→出生狀態→天性
"the adversarial nature of the two-party system"
兩黨制的對抗性
近義：milieu, surroundings, circumambiency, medium, ecosystem, environment
n. 聲音，聲響;音調，聲調;聲波;嘈雜聲;
vi. 響，發聲;聽起來，好像;回響;[音樂]樂器等被奏響;
vt. 使出聲，使發聲;清楚地發出;宣布，發表;頌揚;
adj. 健全的;合理的;完好的，無損的;明智的;
adv. 徹底地，充分地;
"I can't bear the sound of chalk scraping on a blackboard."
我受不了粉筆在黑板上摩擦時發出的刺耳聲音.
近義：plumb, probe, study, fathom, holler, scream
反義：imperfect, blemished, defective, dud, faulty, flawed