1.compare to 比喻為;比作

例句:Shall I compare you to a summer's day?

我可以把你比作夏天嗎？

2.claim to 聲稱

例句:That year, at the request of Qatari nobles, the British negotiated the termination of the Al Khalifa claim to Qatar.

同年，應卡塔爾貴族的要求，與英國人談判終止了Al Khalifa對塔爾的要求。

3.even if 即使

例句:Everbridge allows single entities to send thousands of messages at the push of a button, even if cell towers are down.

在某個單位要進行預警時，只需要通過Everbridge按一個按鈕，就可以發送出數千條信息，哪怕通信基站出現故障時也能使用。

4.natural gas 天然氣

例句:Japanese researchers working for the government were the first to tap natural gas from seabed methane hydrates this March.

今年三月份，為日本政府工作的研究人選率先從海底的甲烷水合物中提取天然氣。