可用的地表水只有很少一部分。

同義 landform(n。 地形)

terrestrial[t?'restri?l]a。 陸地的;陸生的;地球的

搭配 terrestrial planets 類地行星

例句 1。 The slightly larger terrestrial planets like Earth; Venus; and Mars keep some heavy gases; such as carbon dioxide; but even their atmospheres consist only an infinitesimally small portion of the total mass。 稍微大一些的類地行星,比如地球、金星和火星都儲存著一些二氧化碳這樣的重氣體,不過在它們的大氣層中,這些重氣體所佔的比例也極小。

2。 Ichthyosaurs had a much higher possibility of being preserved when pared with terrestrial creatures。 與陸地生物相比,魚龍被儲存下來的可能性要大得多。

tidal['taidl]a。 潮汐的;潮水般的

搭配 tidal flow 潮汐流

例句 The cordgrass has been spreading slowly and steadily along Washington's tidal estuaries on the west coast; crowding out the native plants and altering the landscape by trapping sediment。 帶狀草地緩慢而穩定地在華盛頓潮汐河口西岸蔓延,它們擠掉了這裡的原生植物,並透過獲取沉澱物質改變了這個地區的景觀。

tide[taid]n。 潮,潮汐;潮流 v。 順潮水漂浮

搭配 tide sb。 over 幫助某人渡過難關;low tide 低潮

例句 Nutrient…rich water was brought to the wetlands with every high tide。 營養豐富的水隨著每一次的漲潮被帶到溼地中。

同義 trend(n。 潮流)

timberline['timb?rlain]n。 樹帶界線

搭配 banknote timberline 經濟林

例句 Timberline trees are usually evergreens; suggesting that they have some advantage over other trees; especially the ones who lose their leaves in the extreme environments。 樹帶界線的樹木通常都是常青樹,這說明它們比其他的樹更有優勢,尤其是那些會在極端環境中落葉的樹木。

tiny['taini]a。 極小的;很少的

例句 1。 Thousands of tiny plants show how the inhabitants harvest nuts in the nearby pistachio and oak