1、[科技]不充分的
... unsubstantial 不坚固的 unsufficient 不充分的 unsuitable 不配的 ...
2、不够的
不够的 inadequate; insufflcient; not enough; scanty; unsufficient我们花更多的时间在一起,但永远是不够的 we spent more time together but it was never enough ..
3、不足的
...不足的 deficient in; inadequate---not adequate to fulfill a need or meet a requirement; insufficient; incomplete; insufflcient; lacking; low; scant; scrimpy; short; skimpy; under; unlimited; unsufficient; wanting显影不均匀的 uneven-developed .
Unsufficient delivery供量不足
Unsufficient Irrigation非充分灌溉
unsufficient span of bridge桥梁孔径不足