adj. 1.外部的，外面的；【哲学】外界的，客观的，物质的。 2.表面上的 (opp. intrinsic); 肤浅的，浅薄的，形式上的。 3.对外的；外国的；偶然的。 4.【医学】外用的。 短语和例子 external diametre 外径。 external evidence 外证。 external grinding machine 外圆磨床。 the external world外界，客观世界。 an external loan [debt] 外债。 external parameter 外界参数。 external temperature 外界温度，室外温度，周围温度。 external trade 对外贸易。 external remedies 外用药。 n. 1.外部，外面。 2.〔pl.〕外形，外貌，外观；形式；外部情况。 短语和例子 judge by externals 从外观上判断。 adv. -ly
happening or arising or located outside or beyond some limits or especially surface; "the external auditory canal"; "external pressures"
purely outward or superficial; "external composure"; "an external concern for reputation"- A.R.Gurney,Jr.
from or between other countries; "external commerce"; "international trade"; "developing nations need outside help" 同义词：international, outside,
coming from the outside; "extraneous light in the camera spoiled the photograph"; "relying upon an extraneous income"; "disdaining outside pressure groups" 同义词：extraneous, outside,
outward features; "he enjoyed the solemn externals of religion"
例句与用法
1.
In addition, external energy appears as heat . 此外，外能还表现为热。
2.
Drop warm ear drops in external canal . 将加过温的药液滴入外耳道。
3.
Insects need an external source of sterols . 昆虫需要外界来源的固醇类。
4.
Because of its bulk, the crystal is external . 因晶体笨重，所以只能外接。
5.
Being rich is a very external quality . 富有是一种外在的特征。
6.
External torques arise from outside the system . 外转矩是由系统外部生产的。
7.
The oil is for external application only . 此油只供外部涂用。
8.
The external debts of that country are staggering . 那个国家的外债大得惊人。
9.
Do not judge people by externals alone . 不能仅以貌取人。
10.
Four types of external balances are in general use . 通常使用的外式天平有四种。
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