名詞 projectile:

1. a weapon that is forcibly thrown or projected at a targets but is not self-propelled
   同義詞：missile
2. any vehicle self-propelled by a rocket engine
   同義詞：rocket

形容詞 projectile:

1. impelling or impelled forward

1. A usually metal projectile in the shape of a pointed cylinder or a ball that is expelled from a firearm, especially a rifle or a handgun.
   子彈，槍彈從火器中，尤指步槍或手槍中發(fā)射出來的金屬射彈，形狀為尖柱體或球狀
2. The maximum extent or distance limiting operation, action, or effectiveness, as of a projectile, an aircraft, a radio signal, or a sound.
   射程，音程導(dǎo)彈、飛行器、無線電信號或聲音等所能達(dá)到的限制運(yùn)行、行動或效果的最大范圍
3. Such a projectile in a metal casing; a cartridge.
   彈藥(筒)裝在金屬盒中的射彈。彈藥
4. A whistling sound, as of an animal or a projectile.
   囀鳴聲尖厲高音，如動物或發(fā)射物而發(fā)出的聲音

pro.jec.tile

n.（名詞）
A fired, thrown, or otherwise propelled object, such as a bullet, having no capacity for self-propulsion.
拋射體：被發(fā)射出去、扔出去或被推動的物體，比如子彈，它沒有自我推進(jìn)的能力
A self-propelled missile, such as a rocket.
自動推進(jìn)武器：自動推進(jìn)的導(dǎo)彈，比如火箭
adj.（形容詞）
Capable of being impelled or hurled forward.
拋擲的，彈射的：能夠被推進(jìn)的或向前甩出的
Driving forward; impelling:
向前開進(jìn)的；推進(jìn)的：
例句：
a projectile force.
一支推進(jìn)部隊(duì)

Zoology Capable of being thrust outward; protrusile.
【動物學(xué)】 （觸角等）能伸出的：能夠延伸出的，可伸出的

來源：
New Latin proiectile [neuter of] prôiectilis [that can be thrown]
現(xiàn)代拉丁語 proiectile [] prôiectilis的中性 [能夠被扔出去的]
from Latin prôiectus [past participle of] prôicere [to throw out] * see project
源自 拉丁語 prôiectus [] prôicere的過去分詞 [扔出去] *參見 project