捉摸的英文：
ascertain; fathom
參考例句：
The actual control condition at the root of the notch is more problematic
在缺口根部的實際控制條件是更難捉摸的。The actual control condition at the root of the notch is more problematic.
在缺口根部的實際控制條件是更難捉摸的。 Charisma is one of those very elusive qualities.
感召力是讓人很難捉摸的一種能力。I tried to consult with myself as to what I should do.
我暗暗捉摸該採取什麼對策。The motions of her mind were as incalculable as the flit of a Bird
她心思的流轉就象鳥兒飛過一樣無法捉摸Though occasionally chatty, his moods were erratic.
他雖然有時健談，但是他的脾氣卻很難捉摸。He waited for these strong words to sink into the hearts of his seafaring companions
他等待著，讓同舟共濟的旅伴們細細捉摸這幾句沉甸甸的話的.含義。Zhang's calligraphy is as unpredictable as his brushstrokes and character structures are unfathomable.
張旭的字如"遊雲千萬朵"，變幻莫測，下筆結體，都不易捉摸。The motions of her mind were as incalculable as the flit of a bird(Edith Wharton)
她心思的流轉就象鳥兒飛過一樣無法捉摸(伊迪絲·華頓)What goes on in those office downtown, gretchen wondered
那些商業區的辦公樓裡在搞些什麼呢，格麗卿捉摸。ascertain是什麼意思：
v. 弄清，查明
Can you ascertain who he is?
你能否查明他是何許人？A photoelectric instrument for ascertaining cloud heights.
雲高計測算雲高的一種光電裝置I am going to ascertain the truth.
我將弄清事實真象。Is the exact value of the missing jewels ascertainable?
那些不知去向之珠寶的確切價值弄得清楚嗎?It is difficult to ascertain the tilt of plate and to segment the Characters in image.
影象中牌照的方位確定、字元分割遇到困難。fathom是什麼意思：
v. 理解；推測；揣摩
n. 英尋（測量水深單位，合6英尺或8米）
The harbor is five fathoms deep.
此港深五英尋。It is not for me to attempt to fathom the inscrutable workings of Providence
我並不想明白上帝神祕工作的義務I can't fathom out how to run the machine.
我弄不明白怎樣開動這臺機器。 It also makes the economic rationale of chief executives as a group hard to fathom.
作為一個群體的執行長其薪酬合理性也就很難徹底瞭解。the occult thing that is inscrutable cannot be fathomed by means of investigation or scrutiny
神祕科學。表示通過檢查或觀察都無法明白的事物
