Thallium methyl
[化] 三甲铊
🧩 词语组成解析
thallium
[['θæliəm]]
n. 铊\\n[化] 铊Tl
n. 甲基\\n[化] 甲基
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
What is done cannot be undone.
木已成舟。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。