subject [ sub- = under 下; ject = to throw 拋=>“to throw or put under拋置于…下面”→]I v. put under some power or influence 使隸屬，使服從 / Ancient Rome subjected all Italy to her rule. 古羅馬城邦管轄了整個(gè)意大利。II a. under the power or influence of 隸屬的，受支配的 / We are subject to the country's laws . 我們都受國(guó)家法律約束。III n. person under a government or sovereign 國(guó)民，臣民 / The king was not concerned for his subjects. 那國(guó)王不關(guān)心他的臣民。

subjection n. 征服;隸屬；屈從

submerge [ sub- = under 下；merg = to plunge 投入；-e=>“to plunge under water 投到水下”→]v. cover with water 浸沒， 淹沒 / The flooded river submerged the farmland in the valley. 泛濫的河水淹沒了山谷中的農(nóng)田。

submergence n. 浸沒，淹沒；潛入水中 

submergible a. 可浸沒的；可潛人水中的

subscribe [sub- = under 在…下面；scrib = to write 寫；-e =>“to write under 寫在…下面”→]v. write ( one's name) at the end of (a document) ; sign 簽署（文件），簽（名）/ The old man subscribed his mark at the end of his will. 那老人在他的遺囑下方畫了花押。

subcription n. 簽署;同意；訂閱 

subscript a. 寫在下方的

subtract [sub- = from under 自下；tract = to draw 拉=> “to draw sth. from under 從下面拉低某物”→]v. take (sth.) away from a whole 去掉，減去 / Subtract 2 from 10 and you have 8. 十減去二等于八。 subtractive a. 減少性的；帶有負(fù)號(hào)的

下面各舉一例說明原生詞綴sub- 的異體的構(gòu)詞特點(diǎn)。

succeed [ sue- (sub-) = from under 自下；ceed = to go 走“to go from under 自下往上進(jìn)”→]v. ①go after; take the place of 繼…之后；接替 / John Adams succeeded Washington as President. 約翰?亞當(dāng)斯在華盛頓后繼任總統(tǒng)。②accomplish what is attempted 成功 / The attack succeeded beyond all expectations. 完全出乎意料，那次襲擊成功了。

succession n. 連續(xù)；繼任；繼承[cm = ceed,下同] 

successive a. 連續(xù)的；相繼的 

success n.成功，成就，勝利 

successful a.成功的