phenomenon
「phenomenon」是「(類似奇蹟的)稀有現象 」,例如:
It is not possible to observe this phenomenon directly, but its effects can be seen in the rise in global temperatures.(直接觀察這種現象不太可能,但顯然影響全球升溫。)
A number of theories have been proposed to explain the phenomenon.(已有許多理論解釋這種稀有現象。)
Gravity and rainbow are both natural phenomena.(地心引力與彩虹都是自然現象。)
barely
「barely」是「令人不安的」,例如:
Sunlight barely penetrated the terribly dirty windows.(陽光幾乎無法穿透這奇髒無比的窗戶。)
After the serious illness, He could barely read and write.(經過一場大病後,他幾乎無法讀書和寫字。)
Directly under the sun in August, the heat would barely tolerable.(八月天在太陽底下,會熱得幾乎無法忍受。)
observable
「observable」是「可觀察的」,例如:
Mars is too faint and too low in the sky to be observable.(火星發光太微弱,不易觀測。)
The computer chips are indeed observable, but the difference between them is not.(這些電腦晶片確實可以觀察,但找出區別可不容易。)
There's no observable connection between the two events.(這兩個事件之間,沒有可觀察的連結。)